To add a new partner, locate the toolbar at the top and choose "New External Client". You'll be given the screen below. Type in the company name and information for the client and choose add new client. Once you do this they'll be added to the list above and shown as inactive. You can leave them inactive as long as you like. Depending on your merchandising plan in Avantalytics you may or may not be charged per active client. Consult your contract.