Sort:  

how can I register with boomerang?

Check out some videos about using these bottrackers like boomerang. There are many of them but which one you use at any given time will depend on the number and value of bids in the next round.
There isn't any registration required, just know-how ;-)

Coin Marketplace

STEEM 0.21
TRX 0.20
JST 0.034
BTC 90641.97
ETH 3108.44
USDT 1.00
SBD 2.99