There’s this new currency called Pi Coins I think and you can invest in it by using their app. You can mine the coins through their app, and don’t need any special hardware. I mined a little bit, but you need to click mine every day, and I forget lol.
There is no catch Side -Gigster wants users of services and providers of services. Side-Gigster believes that bring people an business together can only generate good things for all involved. If you are working as a free lancer I am willing to bet that you can provide the BEST help and advice to someone who is looking to start out. so post some content show your work. People on the site see your work, you get notices and close deals.