If you want to set up an individual seller account, go to the Market icon from the main Dashboard and select 'Account Management' from the menu and then the PayPal email or Escrow Account Setup link to connect your accounts.

If you want to set up a seller account in the market place for your business or community, go to the Business or Communities icon from the dashboard and click the My Business or My Communities link where you can access the dashboard to those profiles.  From there click on the PayPal Seller Account Setup or Escrow Seller Account Setup link to connect your accounts.

There are several ways to access your account settings for the market place.

1. From the main dashboard, select the Market icon and then click on Account Management or

2. From your profile pic in the top right corner of the screen, select My Account from the dropdown list or

3. From the home page of the market place, select the My Account link from the menu across the top of the page. 

From here, you can access your PayPal settings, Escrow account settings, delivery options, email templates and all of your activity associated with buying and selling in the market place.

An affiliate is when you want to send a percentage of a product or a discount code for the product and direct this to an affiliate. For example, you might want to offer a percentage of a course to the person/business that referred the sale to you.

From the dashboard click on Market, then Account management, and "Discounts and affiliates"