Here is an investment strategy. I guarantee you 0.15BTC return within a month's time. See an example of how you can.
Go to coinmarketcap.com and keep watch of the top 100 coins and their price flactuation.
See whats up? Keep on keeping on and watch these coins, always. Fund a crypto trading pltform and trade these coins. Here is an example of the two you can go for.
poloniex.com
bittrex.com
Remember the rule, Buy Low and Sell Hi!
Hope you find this useful.
Steemit!