Build a system for users, advertisers with a payment gateway and user accounts. This system requires the collection and aggregation of data pulled from 6 APIs

High level requirements System objects - Users - Advertisers - Places - Offers - Checkins Self serve advertiser suite - Payment gateway - Billing including PDF invoices - Historic transactions made available via customisable reports - The ability for advertisers to setup Recurring payments - Product selection and customisation - Ability to 'claim' a place with a system of verification Secure account for advertisers - Locations and places capture - De duping of places - Categorisation of places into lifestyles Consume APIs - Top table - Google - Facebook - Twitter - Instagram - Pinterest - TFL Mobile app - User optimised website User accounts - Open ID - Subscriptions - Link to Facebook, twitter, Pinterest Calculate availability - Maximum capacity of all places - Existing capacity of any place in real time - Capture all social checking and location services - Mapping of checkin to place - Assign a checking or social activity with a location to a specific location