diff --git a/system/scripts/actors/base-sheet.js b/system/scripts/actors/base-sheet.js
index 1405ac1..e59f729 100644
--- a/system/scripts/actors/base-sheet.js
+++ b/system/scripts/actors/base-sheet.js
@@ -259,7 +259,7 @@ export class BaseSheetL5r5e extends ActorSheet {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);
@@ -318,6 +318,9 @@ export class BaseSheetL5r5e extends ActorSheet {
         html.find(".item-add").on("click", this._addSubItem.bind(this));
         html.find(`.item-edit`).on("click", this._editSubItem.bind(this));
         html.find(`.item-delete`).on("click", this._deleteSubItem.bind(this));
+
+        // Others Advancements
+        html.find(".item-advancement-choose").on("click", this._showDialogAddSubItem.bind(this));
     }
 
     /**
@@ -336,37 +339,20 @@ export class BaseSheetL5r5e extends ActorSheet {
 
     /**
      * Add a generic item with sub type
-     * @param {Event} event
+     * @param {string}      type           Item sub type (armor, weapon, bond...)
+     * @param {boolean}     isEquipped     For item with prop "Equipped" set the value
+     * @param {string|null} techniqueType  Technique subtype (kata, shuji...)
+     * @return {Promise<void>}
      * @private
      */
-    async _addSubItem(event) {
-        event.preventDefault();
-        event.stopPropagation();
-
-        const type = $(event.currentTarget).data("item-type");
+    async _createSubItem({ type, isEquipped = false, techniqueType = null }) {
         if (!type) {
             return;
         }
 
-        const titles = {
-            item: "ITEM.TypeItem",
-            armor: "ITEM.TypeArmor",
-            weapon: "ITEM.TypeWeapon",
-            technique: "ITEM.TypeTechnique",
-            peculiarity: "ITEM.TypePeculiarity",
-            advancement: "ITEM.TypeAdvancement",
-            title: "ITEM.TypeTitle",
-            bond: "ITEM.TypeBond",
-            item_pattern: "ITEM.TypeItem_pattern",
-            signature_scroll: "ITEM.TypeSignature_scroll",
-        };
-        if (!titles[type]) {
-            return;
-        }
-
         const created = await this.actor.createEmbeddedDocuments("Item", [
             {
-                name: game.i18n.localize(titles[type]),
+                name: game.i18n.localize(`ITEM.Type${type.capitalize()}`),
                 type: type,
                 img: `${CONFIG.l5r5e.paths.assets}icons/items/${type}.svg`,
             },
@@ -385,19 +371,17 @@ export class BaseSheetL5r5e extends ActorSheet {
         }
 
         switch (item.data.type) {
+            case "item": // no break
             case "armor": // no break
             case "weapon":
-                if ($(event.currentTarget).data("item-eqquiped")) {
-                    item.data.data.equipped = true;
-                }
+                item.data.data.equipped = isEquipped;
                 break;
 
             case "technique": {
                 // If technique, select the current type
-                const techType = $(event.currentTarget).data("tech-type");
-                if (CONFIG.l5r5e.techniques.get(techType)) {
-                    item.data.data.technique_type = techType;
-                    item.data.img = `${CONFIG.l5r5e.paths.assets}icons/techs/${techType}.svg`;
+                if (CONFIG.l5r5e.techniques.get(techniqueType)) {
+                    item.data.data.technique_type = techniqueType;
+                    item.data.img = `${CONFIG.l5r5e.paths.assets}icons/techs/${techniqueType}.svg`;
                 }
                 break;
             }
@@ -406,6 +390,40 @@ export class BaseSheetL5r5e extends ActorSheet {
         item.sheet.render(true);
     }
 
+    /**
+     * Display a dialog to choose what Item to add
+     * @param {Event} event
+     * @return {Promise<void>}
+     * @private
+     */
+    async _showDialogAddSubItem(event) {
+        game.l5r5e.HelpersL5r5e.showSubItemDialog(["bond", "title", "signature_scroll", "item_pattern"]).then(
+            (selectedType) => {
+                this._createSubItem({ type: selectedType });
+            }
+        );
+    }
+
+    /**
+     * Add a generic item with sub type
+     * @param {Event} event
+     * @private
+     */
+    async _addSubItem(event) {
+        event.preventDefault();
+        event.stopPropagation();
+
+        const type = $(event.currentTarget).data("item-type");
+        if (!type) {
+            return;
+        }
+
+        const isEquipped = $(event.currentTarget).data("item-equipped") || false;
+        const techniqueType = $(event.currentTarget).data("tech-type") || null;
+
+        return this._createSubItem({ type, isEquipped, techniqueType });
+    }
+
     /**
      * Edit a generic item with sub type
      * @param {Event} event
diff --git a/system/scripts/actors/character-sheet.js b/system/scripts/actors/character-sheet.js
index 42090a9..e6d1a5f 100644
--- a/system/scripts/actors/character-sheet.js
+++ b/system/scripts/actors/character-sheet.js
@@ -65,7 +65,7 @@ export class CharacterSheetL5r5e extends BaseSheetL5r5e {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);
diff --git a/system/scripts/actors/twenty-questions-dialog.js b/system/scripts/actors/twenty-questions-dialog.js
index eae7f60..eee541f 100644
--- a/system/scripts/actors/twenty-questions-dialog.js
+++ b/system/scripts/actors/twenty-questions-dialog.js
@@ -154,6 +154,7 @@ export class TwentyQuestionsDialog extends FormApplication {
 
     /**
      * Listen to html elements
+     * @param {jQuery} html HTML content of the sheet.
      * @override
      */
     activateListeners(html) {
diff --git a/system/scripts/config.js b/system/scripts/config.js
index 92f60f3..c8e3325 100644
--- a/system/scripts/config.js
+++ b/system/scripts/config.js
@@ -23,7 +23,7 @@ L5R5E.techniques.set("ninjutsu", { type: "core", displayInTypes: true });
 L5R5E.techniques.set("school_ability", { type: "school", displayInTypes: false });
 L5R5E.techniques.set("mastery_ability", { type: "school", displayInTypes: false });
 // Title
-L5R5E.techniques.set("title_ability", { type: "title", displayInTypes: false });
+// L5R5E.techniques.set("title_ability", { type: "title", displayInTypes: false });
 // Custom
 L5R5E.techniques.set("specificity", { type: "custom", displayInTypes: false });
 
diff --git a/system/scripts/dice/gm-tools-dialog.js b/system/scripts/dialogs/gm-tools-dialog.js
similarity index 97%
rename from system/scripts/dice/gm-tools-dialog.js
rename to system/scripts/dialogs/gm-tools-dialog.js
index a931ebe..98fee78 100644
--- a/system/scripts/dice/gm-tools-dialog.js
+++ b/system/scripts/dialogs/gm-tools-dialog.js
@@ -18,7 +18,7 @@ export class GmToolsDialog extends FormApplication {
         return foundry.utils.mergeObject(super.defaultOptions, {
             id: "l5r5e-gm-tools-dialog",
             classes: ["l5r5e", "gm-tools-dialog"],
-            template: CONFIG.l5r5e.paths.templates + "dice/gm-tools-dialog.html",
+            template: CONFIG.l5r5e.paths.templates + "dialogs/gm-tools-dialog.html",
             title: game.i18n.localize("l5r5e.gm_toolbox.title"),
             left: x - 512,
             top: y - 98,
@@ -111,6 +111,7 @@ export class GmToolsDialog extends FormApplication {
 
     /**
      * Listen to html elements
+     * @param {jQuery} html HTML content of the sheet.
      * @override
      */
     activateListeners(html) {
diff --git a/system/scripts/dice/dice-picker-dialog.js b/system/scripts/dice/dice-picker-dialog.js
index 78a058a..35b9c12 100644
--- a/system/scripts/dice/dice-picker-dialog.js
+++ b/system/scripts/dice/dice-picker-dialog.js
@@ -300,6 +300,7 @@ export class DicePickerDialog extends FormApplication {
 
     /**
      * Listen to html elements
+     * @param {jQuery} html HTML content of the sheet.
      * @override
      */
     activateListeners(html) {
diff --git a/system/scripts/dice/roll-n-keep-dialog.js b/system/scripts/dice/roll-n-keep-dialog.js
index 0d0d9b1..4df5505 100644
--- a/system/scripts/dice/roll-n-keep-dialog.js
+++ b/system/scripts/dice/roll-n-keep-dialog.js
@@ -239,6 +239,7 @@ export class RollnKeepDialog extends FormApplication {
 
     /**
      * Listen to html elements
+     * @param {jQuery} html HTML content of the sheet.
      * @override
      */
     activateListeners(html) {
diff --git a/system/scripts/help/help-dialog.js b/system/scripts/help/help-dialog.js
index 4a435c5..5d0df3b 100644
--- a/system/scripts/help/help-dialog.js
+++ b/system/scripts/help/help-dialog.js
@@ -39,6 +39,7 @@ export class HelpDialog extends FormApplication {
 
     /**
      * Listen to html elements
+     * @param {jQuery} html HTML content of the sheet.
      * @override
      */
     activateListeners(html) {
diff --git a/system/scripts/helpers.js b/system/scripts/helpers.js
index 665f4dc..8a89cf2 100644
--- a/system/scripts/helpers.js
+++ b/system/scripts/helpers.js
@@ -6,6 +6,8 @@ import { ItemL5r5e } from "./item.js";
 export class HelpersL5r5e {
     /**
      * Get Rings/Element for List / Select
+     * @param {Actor|null} actor
+     * @return {{id: string, label: *, value}[]}
      */
     static getRingsList(actor = null) {
         return CONFIG.l5r5e.stances.map((e) => ({
@@ -17,6 +19,8 @@ export class HelpersL5r5e {
 
     /**
      * Get Skills for List / Select with groups
+     * @param {boolean} useGroup
+     * @return {{cat: any, id: any, label: *}[]}
      */
     static getSkillsList(useGroup = false) {
         if (!useGroup) {
@@ -64,6 +68,8 @@ export class HelpersL5r5e {
 
     /**
      * Return the target object on a drag n drop event, or null if not found
+     * @param {DragEvent} event
+     * @return {Promise<null>}
      */
     static async getDragnDropTargetObject(event) {
         const json = event.dataTransfer.getData("text/plain");
@@ -76,6 +82,11 @@ export class HelpersL5r5e {
 
     /**
      * Return the object from Game or Pack by his ID, or null if not found
+     * @param {number} id
+     * @param {string} type
+     * @param {string|null} data
+     * @param {string|null} pack
+     * @return {Promise<null>}
      */
     static async getObjectGameOrPack({ id, type, data = null, pack = null }) {
         let document = null;
@@ -142,6 +153,8 @@ export class HelpersL5r5e {
 
     /**
      * Make a temporary item for compendium drag n drop
+     * @param {ItemL5r5e|any[]} data
+     * @return {ItemL5r5e}
      */
     static createItemFromCompendium(data) {
         if (
@@ -174,6 +187,8 @@ export class HelpersL5r5e {
 
     /**
      * Babele and properties specific
+     * @param {Document} document
+     * @return {Promise<void>}
      */
     static async refreshItemProperties(document) {
         if (document.data.data.properties && typeof Babele !== "undefined") {
@@ -191,6 +206,9 @@ export class HelpersL5r5e {
 
     /**
      * Convert (op), (ex)... to associated symbols for content/descriptions
+     * @param {string}  text     Input text
+     * @param {boolean} toSymbol If True convert symbol to html (op), if false html to symbol
+     * @return {string}
      */
     static convertSymbols(text, toSymbol) {
         CONFIG.l5r5e.symbols.forEach((cfg, tag) => {
@@ -208,6 +226,8 @@ export class HelpersL5r5e {
 
     /**
      * Escape Regx characters
+     * @param {string} str
+     * @return {string}
      */
     static escapeRegExp(str) {
         return str.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
@@ -215,6 +235,8 @@ export class HelpersL5r5e {
 
     /**
      * Get the associated pack for a core item (time saving)
+     * @param {string} documentId
+     * @return {string}
      */
     static getPackNameForCoreItem(documentId) {
         const core = new Map();
@@ -266,6 +288,38 @@ export class HelpersL5r5e {
         }).render(true);
     }
 
+    /**
+     * Display a dialog to choose what Item type to add
+     * @param {string[]|null} types
+     * @return {Promise<*>} Return the item type choice (armor, bond...)
+     */
+    static async showSubItemDialog(types = null) {
+        // If no types, get the full list
+        if (!types) {
+            types = game.system.entityTypes.Item;
+        }
+        const title = game.i18n.format("ENTITY.Create", { entity: game.i18n.localize("Item") });
+
+        // Render the template
+        const html = await renderTemplate(`${CONFIG.l5r5e.paths.templates}dialogs/choose-item-type-dialog.html`, {
+            type: null,
+            types: types.reduce((obj, t) => {
+                const label = CONFIG.Item.typeLabels[t] ?? t;
+                obj[t] = game.i18n.has(label) ? game.i18n.localize(label) : t;
+                return obj;
+            }, {}),
+        });
+
+        // Display the dialog
+        return Dialog.prompt({
+            title: title,
+            content: html,
+            label: title,
+            callback: (html) => $(html).find("[name='type'] option:selected").val(),
+            rejectClose: false,
+        });
+    }
+
     /**
      * Notify Applications using Difficulty settings that the values was changed
      */
diff --git a/system/scripts/item.js b/system/scripts/item.js
index 3967127..6931c26 100644
--- a/system/scripts/item.js
+++ b/system/scripts/item.js
@@ -131,14 +131,14 @@ export class ItemL5r5e extends Item {
      * @param {boolean} save   if we save in db or not (used internally)
      * @param {boolean} newId  if we change the id
      * @param {boolean} addBonusToActor if we update the actor bonus for advancements
-     * @return {Promise<void>}
+     * @return {Promise<string>}
      */
     async addEmbedItem(item, { save = true, newId = true, addBonusToActor = true } = {}) {
         if (!item) {
             return;
         }
 
-        if (!(item instanceof Item) && item._id) {
+        if (!(item instanceof Item) && item?.name && item?.type) {
             // Data -> Item
             item = new ItemL5r5e(item);
         }
@@ -165,16 +165,17 @@ export class ItemL5r5e extends Item {
         if (save) {
             await this.saveEmbedItems();
         }
+        return item.data._id;
     }
 
     /**
      * Update a Embed Item
      * @param {ItemL5r5e} item Object to add
      * @param {boolean} save   if we save in db or not (used internally)
-     * @return {Promise<void>}
+     * @return {Promise<string>}
      */
     async updateEmbedItem(item, { save = true } = {}) {
-        await this.addEmbedItem(item, { save, newId: false, addBonusToActor: false });
+        return await this.addEmbedItem(item, { save, newId: false, addBonusToActor: false });
     }
 
     /**
diff --git a/system/scripts/items/advancement-sheet.js b/system/scripts/items/advancement-sheet.js
index 118a5d8..60362e1 100644
--- a/system/scripts/items/advancement-sheet.js
+++ b/system/scripts/items/advancement-sheet.js
@@ -31,7 +31,7 @@ export class AdvancementSheetL5r5e extends ItemSheetL5r5e {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);
diff --git a/system/scripts/items/item-pattern-sheet.js b/system/scripts/items/item-pattern-sheet.js
index 1cc35bd..e7f9f47 100644
--- a/system/scripts/items/item-pattern-sheet.js
+++ b/system/scripts/items/item-pattern-sheet.js
@@ -50,7 +50,7 @@ export class ItemPatternSheetL5r5e extends ItemSheetL5r5e {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);
diff --git a/system/scripts/items/item-sheet.js b/system/scripts/items/item-sheet.js
index 391d027..eaae17e 100644
--- a/system/scripts/items/item-sheet.js
+++ b/system/scripts/items/item-sheet.js
@@ -82,7 +82,8 @@ export class ItemSheetL5r5e extends ItemSheet {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
+     * @override
      */
     activateListeners(html) {
         super.activateListeners(html);
@@ -112,7 +113,7 @@ export class ItemSheetL5r5e extends ItemSheet {
 
     /**
      * Create drag-and-drop workflow handlers for this Application
-     * @return An array of DragDrop handlers
+     * @return {DragDrop[]} An array of DragDrop handlers
      */
     _createDragDropHandlers() {
         return [
@@ -160,6 +161,7 @@ export class ItemSheetL5r5e extends ItemSheet {
 
     /**
      * Add a property to the current item
+     * @param {Item} item
      * @private
      */
     _addProperty(item) {
@@ -222,19 +224,19 @@ export class ItemSheetL5r5e extends ItemSheet {
 
     /**
      * Add a embed item
-     * @param event
+     * @param {Event} event
      * @private
      */
     _addSubItem(event) {
         event.preventDefault();
         event.stopPropagation();
         const itemId = $(event.currentTarget).data("item-id");
-        console.log("TODO _addSubItem", itemId); // TODO _addSubItem
+        console.warn("L5R5E | TODO ItemSheetL5r5e._addSubItem()", itemId); // TODO _addSubItem Currently not used, title override it
     }
 
     /**
      * Add a embed item
-     * @param event
+     * @param {Event} event
      * @private
      */
     _editSubItem(event) {
@@ -249,7 +251,7 @@ export class ItemSheetL5r5e extends ItemSheet {
 
     /**
      * Delete a embed item
-     * @param event
+     * @param {Event} event
      * @private
      */
     _deleteSubItem(event) {
diff --git a/system/scripts/items/title-sheet.js b/system/scripts/items/title-sheet.js
index 4b86fd8..cea38d7 100644
--- a/system/scripts/items/title-sheet.js
+++ b/system/scripts/items/title-sheet.js
@@ -81,7 +81,7 @@ export class TitleSheetL5r5e extends ItemSheetL5r5e {
 
     /**
      * Subscribe to events from the sheet.
-     * @param html HTML content of the sheet.
+     * @param {jQuery} html HTML content of the sheet.
      */
     activateListeners(html) {
         super.activateListeners(html);
@@ -96,4 +96,30 @@ export class TitleSheetL5r5e extends ItemSheetL5r5e {
         html.find(`.item-edit`).on("click", this._editSubItem.bind(this));
         html.find(`.item-delete`).on("click", this._deleteSubItem.bind(this));
     }
+
+    /**
+     * Display a dialog to choose what Item to add, and add it on this Item
+     * @param {Event} event
+     * @return {Promise<void>}
+     * @private
+     */
+    async _addSubItem(event) {
+        // Show Dialog
+        const selectedType = await game.l5r5e.HelpersL5r5e.showSubItemDialog(["advancement", "technique"]);
+
+        // Create the new Item
+        const itemId = await this.document.addEmbedItem(
+            new game.l5r5e.ItemL5r5e({
+                name: game.i18n.localize(`ITEM.Type${selectedType.capitalize()}`),
+                type: selectedType,
+                img: `${CONFIG.l5r5e.paths.assets}icons/items/${selectedType}.svg`,
+            })
+        );
+
+        // Get the store object and display it
+        const item = this.document.items.get(itemId);
+        if (item) {
+            item.sheet.render(true);
+        }
+    }
 }
diff --git a/system/scripts/main-l5r5e.js b/system/scripts/main-l5r5e.js
index 8b51e82..5eec5fe 100644
--- a/system/scripts/main-l5r5e.js
+++ b/system/scripts/main-l5r5e.js
@@ -19,7 +19,7 @@ import { RollL5r5e } from "./dice/roll.js";
 import { DicePickerDialog } from "./dice/dice-picker-dialog.js";
 import { RollnKeepDialog } from "./dice/roll-n-keep-dialog.js";
 import { CombatL5r5e } from "./combat.js";
-import { GmToolsDialog } from "./dice/gm-tools-dialog.js";
+import { GmToolsDialog } from "./dialogs/gm-tools-dialog.js";
 // Items
 import { ItemL5r5e } from "./item.js";
 import { ItemSheetL5r5e } from "./items/item-sheet.js";
diff --git a/system/templates/actors/character/experience.html b/system/templates/actors/character/experience.html
index 85f7b7e..1e6a548 100644
--- a/system/templates/actors/character/experience.html
+++ b/system/templates/actors/character/experience.html
@@ -63,7 +63,7 @@
 </fieldset>
 {{!-- Others progession (does not count in school xp) --}}
 <fieldset class="xp-spent xp-spent-body">
-    <legend class="tools">{{localize 'l5r5e.advancements.title'}} <a data-item-type="advancement-others" class="advancement-others-control item-add" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a></legend>
+    <legend class="tools">{{localize 'l5r5e.advancements.title'}} <a class="advancement-others-control item-advancement-choose" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a></legend>
     <table>
         <thead class="flex">
         <tr class="flexrow row">
diff --git a/system/templates/dialogs/choose-item-type-dialog.html b/system/templates/dialogs/choose-item-type-dialog.html
new file mode 100644
index 0000000..4b26209
--- /dev/null
+++ b/system/templates/dialogs/choose-item-type-dialog.html
@@ -0,0 +1,10 @@
+<form id="choose-item-type-dialog" class="l5r5e choose-item-type-dialog" autocomplete="off">
+    <div class="form-group">
+        <label>{{localize "Type"}}</label>
+        <div class="form-fields">
+            <select name="type">
+                {{selectOptions types selected=type}}
+            </select>
+        </div>
+    </div>
+</form>
diff --git a/system/templates/dice/gm-tools-dialog.html b/system/templates/dialogs/gm-tools-dialog.html
similarity index 100%
rename from system/templates/dice/gm-tools-dialog.html
rename to system/templates/dialogs/gm-tools-dialog.html
diff --git a/system/templates/items/armor/armors.html b/system/templates/items/armor/armors.html
index ba29423..068611a 100644
--- a/system/templates/items/armor/armors.html
+++ b/system/templates/items/armor/armors.html
@@ -2,7 +2,7 @@
     <legend class="section-header">
         {{localize 'l5r5e.armors.title'}}
         {{#if options.editable}}
-        <a data-item-type="armor" data-item-eqquiped="true" class="armor-control item-add" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a>
+        <a data-item-type="armor" data-item-equipped="true" class="armor-control item-add" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a>
         {{/if}}
     </legend>
     <ul class="item-list">
diff --git a/system/templates/items/weapon/weapons.html b/system/templates/items/weapon/weapons.html
index 1a1b63e..f352256 100644
--- a/system/templates/items/weapon/weapons.html
+++ b/system/templates/items/weapon/weapons.html
@@ -2,7 +2,7 @@
     <legend class="section-header">
         {{localize 'l5r5e.weapons.title'}}
         {{#if options.editable}}
-        <a data-item-type="weapon" data-item-eqquiped="true" class="weapon-control item-add" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a>
+        <a data-item-type="weapon" data-item-equipped="true" class="weapon-control item-add" title="{{localize 'l5r5e.global.add'}}"><i class="fas fa-plus"></i></a>
         {{/if}}
     </legend>
     <ul class="item-list">