Exhibit 10.8.15 FOURTH AMENDMENT TO CREDIT AGREEMENT THIS FOURTH AMENDMENT TO CREDIT AGREEMENT (the "AMENDMENT"), dated as of December 15, 1999, is entered into by and among WESTAFF (USA), INC. ("WSS"), WESTERN MEDICAL SERVICES, INC. ("WMS" and...Credit Agreement • January 28th, 2000 • Westaff Inc • Services-help supply services • California
