EXHIBIT 10.37 TO: The Lenders under the Amended and Restated Credit Agreement (REVOLVING CREDIT FACILITY) dated as of May 4, 2001, as amended and in effect through the Third Amendment thereto (the "Agreement"), among Plains Marketing, L.P. ("US...Fourth Amendment to Amended and Restated Credit Agreement • March 21st, 2002 • Plains All American Pipeline Lp • Pipe lines (no natural gas)
