Click, click, click...key in words...get satoshi. that simple.

1] Create account at https://www.landofbitcoin.com/
2] spend 1 day going through the list of faucets that are worth doing. 
3] Consistency is key - follow those that give you at least 100 satoshi. any lesser = unfollow.
4] once you get the hang of it, you can do it fast and only need to spend 5-10mins every hour to get free satoshi. once done, get back to doing your other things like gaming, surfing the web, watching videos, etc.
5] do this at least 10 times/day.
6] after 30days [1 month], you will have at least 1 000 000 satoshi or more if you are lucky. you can then buy at least 50000 DGB if its still priced at 20satoshi/DGB. or you can buy other coins.