Proof. Evidence. Documentation. These are just a few of the words that have moved to the forefront of compliance discussions after the accusations and law suits stemming from the illicit acquisition and unethical treatment of clients in business dealings over the past decade. Regulators today are looking for rock solid, unambiguous proof that clients engaged in business transactions understand the transaction that they are about to execute and that the signature on the transaction documents are, indeed, the actual client involved in the transaction.