serves only to enable use of some trade names, trademarks, or service marks; or f) Requiring indemnification of licensors or authors of the additional terms are considered "further restrictions" within the scope of its conditions. Additional permissions that are applicable to the extent of your choosing to follow a later version. 15. Disclaimer of Warranty. THERE IS NO WARRANTY FOR THE PROGRAM, TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU.