Exhibit 3.19

CERTIFICATE OF LIMITED PARTNERSHIP

SCHENCK COMMUNICATIONS LIMITED PARTNERSHIP

ARTICLE I – NAME

The name of the limited partnership is Schenck Communications Limited Partnership.

ARTICLE II – PURPOSE

The limited partnership is organized for the purposes of (optional): intentionally left blank.

ARTICLE III — REGISTERED AGENT

The name of the registered agent is C T Corporation System. The physical street address of the registered agent’s office is 801 West Tenth Street, Suite 300, Juneau, Alaska 99801.

ARTICLE IV – GENERAL PARTNERS

The names and addresses of each partner:
Can-Am Communications, Inc.
Wachovia Center
Suite 500
4440 PGA Boulevard
Palm Beach Gardens, FL 33410

ARTICLE V – TERM

The term of the limited partnership shall continue indefinitely, unless sooner terminated as provided under the terms of the partnership agreement.