after working onchung, will fong. they decided to go eight full time.quit their jobs and set up shop in will's parents house. >> the inception of the idea to the actual time of the store was about 7 to 8 months. every day has been an experience. >> they diseyeded to use a premium business model. office here society free to download but special office items such as new tiles or football table have to be paid for with a virtual currency called a paper clip. apple handles the billing and charges 30% on sales. android market has the same policy. to their amazement, office heroes was featured on the front page of the app store shortly after it was released. the results were instant. it was downloaded more than 500,000 times in just a few weeks. and investors looking to get connected with a hot new social gaming company came calling. >> it was like the moment we looked at each other and are we getting in over our heads now? should we take it off that? >> igor knows a thing or two about successful apps. he's the co-creator of doodle jump. one of the most popul