Hello guys, with the current situations of market can we share some little few tips on how to possibly multiply our bitcoin portfolio without engaging in any ponzi scheme??? 
hi. On this market you can trading with low profits like 10%-15%, but its risky, also you can make airdrops and make bounty . This can give you some prfoit . Now the best way to
increase bitcoins - buy cheap altcoins and wait the bullish market.