diff --git a/src/stocks/stocks.controller.ts b/src/stocks/stocks.controller.ts
index 652d18f..0d9a51e 100644
--- a/src/stocks/stocks.controller.ts
+++ b/src/stocks/stocks.controller.ts
@@ -1,4 +1,6 @@
 import { Controller } from '@nestjs/common';
 
 @Controller('stocks')
-export class StocksController {}
+export class StocksController {
+  //TODO CRUD by admin
+}
diff --git a/src/stocks/stocks.service.ts b/src/stocks/stocks.service.ts
index 75a7e2e..d8fb3ea 100644
--- a/src/stocks/stocks.service.ts
+++ b/src/stocks/stocks.service.ts
@@ -1,4 +1,6 @@
 import { Injectable } from '@nestjs/common';
 
 @Injectable()
-export class StocksService {}
+export class StocksService {
+  //CRUD on products stocks
+}
diff --git a/src/transactions/transactions.controller.ts b/src/transactions/transactions.controller.ts
index 7acba4c..6da9e33 100644
--- a/src/transactions/transactions.controller.ts
+++ b/src/transactions/transactions.controller.ts
@@ -1,4 +1,11 @@
 import { Controller } from '@nestjs/common';
 
 @Controller('transactions')
-export class TransactionsController {}
+export class TransactionsController {
+
+  //TODO GET All transactions (admin)
+
+  //TODO GET User transactions
+
+  //TODO GET Transactions stats ?
+}
diff --git a/src/transactions/transactions.service.ts b/src/transactions/transactions.service.ts
index 3eaaf60..4009571 100644
--- a/src/transactions/transactions.service.ts
+++ b/src/transactions/transactions.service.ts
@@ -1,4 +1,6 @@
 import { Injectable } from '@nestjs/common';
 
 @Injectable()
-export class TransactionsService {}
+export class TransactionsService {
+  //TODO CRUD of transactions
+}