Sort:  

I believe the banner is optional. Great to use, but not essential. @pifc will give a better answer, no doubt.

Banner isn't required by any means.

Coin Marketplace

STEEM 0.28
TRX 0.26
JST 0.039
BTC 93746.24
ETH 3345.99
USDT 1.00
SBD 1.78