diff --git a/src/main/asciidoc/models/design/catalog.puml b/src/main/asciidoc/models/design/catalog.puml
index b70f0c5..d28d1e8 100644
--- a/src/main/asciidoc/models/design/catalog.puml
+++ b/src/main/asciidoc/models/design/catalog.puml
@@ -17,27 +17,34 @@ package Salespoint {
     interface DataInitializer
     interface Inventory << T > InventoryItem >>
     class Product {
+        - name : String
         + Product(name : String, price : javax.money.MonetaryAmount, [Metric : metric])
         + getID() : Product.Identifier
-        '+ addCategory(category : String) : boolean' #TODO: for class Inventory
-        '+ removeCategory(category : String) : boolean' #TODO: for class Inventory
-        '+ supports(quantity : Quantity) : boolean' #TODO: for class Cart
         + getCategories() : Streamable<String>
+        '+ addCategory(category : String) : boolean
+        '+ removeCategory(category : String) : boolean
         + getName() : String
         + getPrice() : @NonNull javax.money.MonetaryAmount
+        '+ setPrice() : @NonNull javax.money.MonetaryAmount
+        '+ supports(quantity : Quantity) : boolean
 
     }
-    class Quantity {
-        + getAmount() : @NotNull BigDecimal
-    }
+    ' class Quantity {
+    '     + getAmount() : @NotNull BigDecimal
+    ' }
 }
 
 package catering.catalog {
-    interface CateringCatalog {
+    interface RentableCatalog {
         + DEFAULT_SORT : Sort
     }
-        CateringCatalog --o CatalogController : "-catalog"
-        CateringCatalog ..> Catalog : "<bind> <T->Product"
+    interface ConsumableCatalog {
+        + DEFAULT_SORT : Sort
+    }
+        RentableCatalog --o CatalogController : "-rentableCatalog"
+        RentableCatalog ..> Catalog : "<bind> <T->Rentable"
+        ConsumableCatalog --o CatalogController : "-consumableCatalog"
+        ConsumableCatalog ..> Catalog : "<bind> <T->Catalog"
          
     class CatalogController {
         + CatalogController()
@@ -53,21 +60,32 @@ package catering.catalog {
     }
 
     class Consumable {
-      - wholesalePrice : javax.money.MonetaryAmount
+      '- wholesalePrice : javax.money.MonetaryAmount
       - retailPrice : javax.money.MonetaryAmount
       - promotionPrice : javax.money.MonetaryAmount
-      + getWholesalePrice() : javax.money.MonetaryAmount
+      + Consumable(name : String, price : javax.money.MonetaryAmount) : Consumable
       + getPrice() : javax.money.MonetaryAmount
+      + setPrice() : javax.money.MonetaryAmount
+      '+ setWholeSalePrice(price : javax.money.MonetaryAmount)
+      + setRetailPrice(price : javax.money.MonetaryAmount)
+      + setPromotionPrice(price : javax.money.MonetaryAmount)
     }
         Consumable --|> Product
 
     class Rentable {
         - pricePerHour : javax.money.MonetaryAmount
-        - Events : Streamable<Event>
-        + getPrice() : javax.money.MonetaryAmount
-
+        + Rentable(name : String, pricePerHour : javax.money.MonetaryAmount) : Rentable
+        + getPrice() : javax.money.MonetaryAmount 'return pricePerHour'
+        + setPrice(price : javax.money.MonetaryAmount)
     }
         Rentable --|> Product
+
+    class CatalogDataInitalizer {
+        - rentableCatalog : RentableCatalog
+        - consumableCatalog : ConsumableCatalog
+        + initalize()
+    }
+        CatalogDataInitalizer ..|> DataInitializer
 }
 
 '#TODO: to determine which Products of a Category to offer I need to retrieve information about availability of e.g. Cooks and ServicePersonel from the Users or Rentables from the Inventory'
diff --git a/src/main/asciidoc/models/design/catalog.svg b/src/main/asciidoc/models/design/catalog.svg
index 6c583e9..af712ab 100644
--- a/src/main/asciidoc/models/design/catalog.svg
+++ b/src/main/asciidoc/models/design/catalog.svg
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:08b775d307e62715b0ee682912c0f817db78cb666fc2154834220db2590a256a
-size 29290
+oid sha256:0812ee83ba5c757e7681a031955b82a1b2b04ead33bc384ea71c095beecb1f50
+size 34714