Attorneys find themselves entering into business transactions in general and contracts in particular with clients. Such transactions are subject to special rules as the result of the fiduciary nature of the attorney-client relationship and the supposed dominant powers of persuasion of attorneys. As one court has stated, Attorneys wear different hats when they perform legal services on behalf of their clients and when they conduct business with them. As to the latter, the law presumes the hat they wear is a black one. The constraints on business transactions with clients take two forms. First, the Rules of Professional Conduct contain specific requirements for any such transaction. Second, the law of contracts supplements the professional conduct standards by applying a presumption of undue influence to any contract between attorney and client other than the initial fee agreement