Most licensing agreements also address quality. For example, the licensor may include in the contract conditions obliging the licensee to provide product prototypes, packaging models and even occasional samples for the duration of the contract. Of course, the best form of quality control is usually carried out before the fact – carefully checking the reputation of the licensee. Another common quality regime in licensing agreements concerns the method of disposal of unsold goods. If the remaining items in stock are sold as cheap knockoffs, this can damage the licensor`s reputation in the market. The massive distribution software is used by individuals on pc under license from the developer of this software. Such a license is typically included in a more extensive end user license agreement (EULA) entered into when installing this software on a computer. . . .