The GAT Network is a collection of private consortia GAT networks and enterprise databases.These networks are maintained by participating merchants, and tailored specifically to merchant needs. Some of these private networks will be shared with other merchants, and other networks will be run privately or in partnership with allied merchants
With which merchants you want to make parthnerships? You think about Utrust? Their conceps looks good

Must cost a lot to prospect all these merchants, do you plan to focus a particular continent at the beginning ?
Will you prospect by going directly in the cities or you'll do this at distance ?