Build a Website like Thunderclap(Advertising)

I want to create an advertising platform which works like : Thunderclap ( [login to view URL] ) VIDEO MESSAGE Step 1 : Person should be able to enter a contest the way thunderclap works(please check) Step 2 : They will get a SMS on their number and they are supposed to enter the code they get on their phone Step 3 : They get to increase their chances of wining contest by inviting more friends( adding email or any other appropriate way) MEASUREMENTS on Admin panel we get to see total reach of campaign and other statistics We get to see how many SMSes were went and how many were verified to enter Step 3 Suggestions are also welcome. I want website to be responsive too.