EXHIBIT 10.18 EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT dated as of January 1, 2005, by and among TA Operating Corporation, a Delaware corporation (the "Company"), TravelCenters of America, Inc., a Delaware corporation ("Holdings") and Joseph A. Szima...Employment Agreement • March 31st, 2005 • Travelcenters of America Inc • Retail-auto & home supply stores • Ohio
