For non-exclusive tracks, the legal license ability is covered in our master vendor agreement. You additionally get the PRO (Performing Rights Organization) information of the writer, and they will also include the ISRC (International Standard Recording Code) and ISWC (International Standard Musical Work Code) if applicable. For exclusive tracks, you will get the PRO information of the writer in addition to proof of copyright ownership in our monthly SOW (Statement of Work) which will be delivered to you.