Exhibit 3.108 ARTICLES OF INCORPORATION OF STRAIGHT DOWN, INC. Name One: The name of the corporation is: Straight Down, Inc. Purpose Two: The purpose of the corporation is to engage in any lawful act or activity for which a corporation may be organized under the General Corporation Law of California other than the banking business, the trust company business, or the practice of a profession permitted to be incorporated by the California Corporations Code. Agent for Service Three: The name and address in the State of California of the corporation's initial agent for service of process are: Dennis Steers, 1414 Santa Rosa Street, San Luis Obispo, California, 93401. Authorized Shares Four: The total number of shares which the corporation is authorized to issue is one hundred (100) shares. Close Corporation Election Five: This corporation is a close corporation. All of the corporation's issued shares of all classes shall be held of record by not more than (10) persons. Dated: August 2, 1982 Jon Mark Hastings Dated: August 2, 1982 Dennis Grant Steers Dated: August 2, 1982 Wallace F. Rodgers The undersigned declare that they are the persons who have executed these Articles of Incorporation and hereby declare that this instrument is the act and deed of the undersigned. Dated: August 2, 1982 Jon Mark Hastings Dated: August 2, 1982 Dennis Grant Steers Dated: August 2, 1982 Wallace F. Rodgers 2