How do you remove a director

First, determine whether the entity is an LLC or corporation. Since you stated "director", I assume you mean corporation, but be sure. Then,...

What can I do if someone signed over a check to me and the check was no good and my bank took the money back from my savings

The bank hasn't done anything legally wrong in this case. However, by signing that paycheck, your friend made you a legally enforceable promise...

There might come a time when it makes sense to incorporate in Delaware - perhaps when your company is ready to explore expansion funding options...