"The MMA's Mobile Advertising Guidelines provide the format, guidelines and best practices necessary to implement mobile advertising initiatives"

As Claude Hopkins wrote in his timeless classic, Scientific Advertising:
“To properly understand advertising or to learn even its rudiments one must start with the right conception. Advertising is salesmanship. Its principles are the principles of salesmanship. Successes and failures in both lines are due to like causes. Thus every advertising question should be answered by the salesman's standards.