"In the case of Shannon website, a user's rights are assured as a waiver by any party of any term or condition of the site's agreement, or any breach thereof, in any instance, will not waive such term . The user may assign his or her rights, under the site's agreement, to any party that consents to and agrees to be bound by its terms and conditions. In the case of Snapchat's website, a user is granted a personal, worldwide, royalty free, non-assignable, non-exclusive, and non-sublicensable license to access and use the services."

Discuss in depth the unilateral contract for further explanation; and maybe give quick example. And then discuss the electronic layered contracts within the unilateral contract.