Customers are able to add products to their shopping cart though our Industry Catalog of over 300k products, a custom Catalog or Formulary they've created, or categories of products. The Shopping Cart is another way you'll be able to create a Request.
How to Create Request from Shopping Cart
1. Select Shop > click Products from the Menu
2. Select products and click Add 
icon or drop and drag item to Shopping Cart
- Products from the full catalog, a custom catalog, or a category can be added to the same cart
3. Click the green Add To button on the right once all products have been added to the cart
4. Select Create New Request if you want to make a new Request of those selected items. You are also able to add those selected items to an existing Request
5. Follow the steps to create a new Request
Other Resources
Please see How to Create a Request for full details and steps on how to create a new Request