LO7 Since graduating from college, Mabel has used the firm of R&P to prepare Communication Skills her tax returns. Each January, Mabel receives a summary information sheet, which she fills out and sends to R&P along with the appropriate documentation. Because she has always received a refund, Mabel feels that R&P is giving her good tax advice. Write a letter to Mabel explaining why she may not be getting good tax advice from R&P.