If something needs 4 hours of marketing, it is a pretty bad item, very possibly a scam. The key is to make things that people need, also relying on virality to

If something needs 4 hours of marketing, it is a pretty bad item, very possibly a scam. The key is to make things that people need, also relying on virality to let your users do the marketing for you. Moreover, to some extent, marketing through APIs can also be programming.