EXHIBIT 16.1

Office of the Chief Accountant

Securities and Exchange Commission

100 F Street, NE

Washington, D.C. 20549

October 22, 2014

We have read the statements included in the Form 8-K, dated October 16, 2014, of bBooth, Inc., previously known as Global Systems Design, Inc., to be filed with the Securities and Exchange Commission and are in agreement with the statements contained in Item 4.01 insofar as they relate to our firm.

We have no basis to either agree or disagree with other statements of the registrant contained in the Form 8-K

Very truly yours,

Messineo & Co., CPAs, LLC

Clearwater, Florida