I would suggest https://www.coinfirm.io
It's about making cryptos safer. But the ICO is ending in few hours.

There are some Low risk High returns possibilities with bitcoins!

The only requirement is knowledge. So, do your research, read white papers, research on the team behind it.

As an example, with ICOs you can double or tripple your money very quickly. You just have to make sure there is a solide project behind it!

Real example: Coinfirm's ICO taking place in 2 days https://amlt.coinfirm.io
(Im not working for them, I am an independent journalist: https://steemit.com/@ipa-news)