Q: I own a condominium in an eight-unit building in Brooklyn. Our sponsor did not pay the homeowners association dues for unsold units, as required under law, and he stopped responding to emails and calls after he transferred control of the building to the board. The dues are about $30,000, plus interest. We are a small building, so this amount is substantial. Other than filing a lawsuit, and incurring more expense, is there a way to get the sponsor to pay the dues with interest?   Read the Q&A………………………………..