Here are instructions on how to link or setup your merchant account with Seller Central to HelloProfit.
Step 1: Setup your account on HelloProfit using the merchant setup link. You should have received an email from HelloProfit directing you to our merchant setup page:
Step 2: Link your Seller Central Account to HelloProfit by allowing developer access within your Amazon Seller Central Account. You will need to give developer access with MWS. Simply follow the instructions for how to authorize MWS.