Preparing for a Bathroom Remodeling Project. Preparing for a bathroom remodeling project involves more than just choosing fixtures and selecting paint.Check with the attorney general's office in your state and with your local Better Business Bureau to be sure there are no unresolved complaints against the professional you're considering.ake the time to ask questions and go over every detail to ensure you end up with the bath you've always dreamed of. So you've decided to remodel your bathroom, and you know how to hire bathroom remodeling professionals. Now comes the fun part! On the next page, check out some bathroom design ideas.