To manage your trading partners:
1. Go to Trading partners from the menu. Then, you will see the list of your trading partners.
2. Click View next to the trading partner you want to manage.
3. On the next page, you'll see the details of the trading partner you selected. You'll have the option to update/add information.
You can update the General Info, Billing & Shipping Details, Financial, Third-party shipping accounts, and Notes.
You can also create your Price Books for this trading partner and add products.