To select altcoins for investment, you need to learn a lot of information. To begin by at least swearing on the coinmarketcap to view the top 100 coins, to study information about each, videos on YouTube will help, in the same place you can find the most popular blogs of analysts and follow their recommendations on deposits.
With participation in bounty is also not so difficult as it seems, if you don't regret 15$ a month for access to the table of selected bounties - consider that you already earn, with the scam of projects in your list will be the minimum amount.