Sort:  

The min withdrawal is 400k satoshi.. if you refer enough people who keep playing or keep claiming on the faucet you could get this every week.

Depends on your goals. I have been doing internet marketing for about 15 years, thats how i earn my money so i am onto these things like a pitbull on a poodle :P

If you want more bitcoin, yes start getting referrals :)

Actually i noticed in your post too.. your first link Bitcoinker doesn't have your ref url in it, might wanna fix that :)

Coin Marketplace

STEEM 0.06
TRX 0.32
JST 0.059
BTC 66535.04
ETH 2000.20
USDT 1.00
SBD 0.48