Compliance with the e-signature laws is a very basic step in defining an electronic transaction system. Like paper documents, electronically signed documents can become the subject of a dispute. The facts surrounding the signature process must provide enough proof to uphold the transaction in the event of repudiation of an electronically executed contract. Compliance with ESIGN is necessary, but not sufficient. As the one of the functions of electronic signatures is evidentiary, how can one ensure that electronically executed documents are admissible into evidence?