In the second step, you need to specify policies for the M2E Pro Listings.
Policy is a combination of settings that can be used in different M2E Pro Listings.
You can set the shipping methods you offer and whether you accept returns. For that, select Shipping and Return policies for the Listing.
Also, you can choose the right listing format, provide a competitive price for your Items, set the detailed description for products to attract more buyers. For that, select Selling and Description policies for the Listing.
You can set the preferences on how to synchronize your Items with Magento Catalog data. The rules can be defined in Synchronization policy.
After you set all the policies, click Save.
All saved policies can be edited later in the Configuration section.