Exhibit 3.18 ARTICLES OF ORGANIZATION The undersigned, with the intention of creating a Maryland Limited Liability Company files the following Articles of Organization: (1) The name of the Limited Liability Company is:_____________________________ _______________________________________________________________________________ _______________________________________________________________________________. (2) The purpose for which the Limited Liability Company is filed is as follows: _______________________________________________________________________________ _______________________________________________________________________________ (3) The address of the Limited Liability Company in Maryland is_______________ _______________________________________________________________________________. (4) The resident agent of the Limited Liability Company in Maryland is_________ _______________________________________________________________________________ whole address is_______________________________________________________________ _______________________________________________________________________________. (5)_________________________________ (6)_________________________________ Resident Agent _________________________________ _________________________________ Authorized Persons(s) Filing party's return address: (7)_________________________________ _________________________________ _________________________________ _________________________________