Second, the project itself. When you right to choose reputable bounty campaign which is mean you will be paid at the end of the project. You have to have a good prediction against the project that you promoted, its function and how is the response of investor to the project because that is an important thing between you gain money or not.
Three, just focus on your main account, I mean don't be fool to participated one bounty campaign with a bunch of your account it will kill you. You won't make an useful post so as your account will end up in banned and when bounty campaign has known that you join with many accounts then you will know what will happen, don't be greedy this forum is not a place to be your source income.