You have chosen to sponsor your bid up to a maximum amount of .
This website has three types of users. They must be able to:
1- have user profiles, linked to social networks.
2- Allow periodic micropayments peridiodically amng users.
3- Send invites to non-users on social networks.
4- Keep track of publishable network details.
5- Propose surveys to users and non-users.
Of course, have elegant design and work in 5 languages.