Cease and desist letters may be used as part of a patent holder’s enforcement strategy. It is a notice to the infringer from the patent holder to stop an alleged infringement activity. This letter can serve several benefits to the patent holder. If the recipient complies with the letter, time and cost of litigation is saved. Even if the recipient does not comply, the letter may lead to a licensing agreement with the other party. This letter may even be useful in any future court proceedings for proving patent infringement and claim damages if the alleged infringer ignores the letter.​