If your smallest bet is, say, $25 and your largest bet, which you make at a true count of, say, +5 is $400, then you have a 1-16 bet SPREAD. But what bets do you make in between, at TCs of +1, +2,...
back counting is fine, just don't stand around there forever. watch a round or two and then sit down or bounce. while you sit down, you can fumble your money and let them deal another hand etc.