LEGALITY
 Telephone, fax and email check are legal methods of 
receiving payment for goods and services as provided
in:
Uniform Commercial Code, Title 1,Section 1-201(39) 
and title  3, Sections 3-104, 3-401, and 3-403.

Code of Federal Regulations, Title 12 Chapter II,
Part 210 and regulation J.

Federal Reserve Bank, Part 2, Sections 4a-201 to
4a-212.