Common use of Assignment, amendment and waiver Clause in Contracts

Assignment, amendment and waiver. Neither this Letter Agreement nor any of the rights, interests or obligations hereunder may be assigned by Buyer or the Undersigned. Any provisions hereof for the benefit of a party hereto may be waived by such party (either generally or in particular and either retroactively or prospectively), only by a written instrument signed by the party or parties waiving compliance. This Letter Agreement may not be amended except by an instrument in writing signed on behalf of each of the parties hereto.