<p>Agree that you are making a heroic effort and should be recognized for your maturity and thoughtfulness, and I think that will come through in your applications. </p>
<p>One comment on unusual/special circumstances, in addition to your essays and the Additional Info section, your HS GC would be an ideal person to address the fact that you both carry a heavy load of rigorous courses and work full time to help your family. It really helps to have an outside person substantiate your situation, and they could easily do this in the Secondary School Report.</p>
<p>Between the volunteer work you do, your paid work and coursework, I think that a few Bs are going to be more than understandable as yours is a very unique situation. Your SAT II and AP scores look great, have you taken the SAT yet?</p>