Advanced License: a music license that allows use both online and through web-based platforms, such as satellite, cable and TV shows, standalone products, video apps and games, audiobooks, etc. If you are a general contractor, you are responsible for the construction that takes place at someone`s home or store. The task could be as simple as installing new doors in someone`s home to rebuild an entire wing of corporate offices. Below you will find the contractor license information you need. Written agreements are important for describing in detail a specific transaction between two or more parties. Although they are not always enforceable in court, they can often prevent litigation.