Https://ppf.ucsf.edu/sites/ppf.ucsf.edu/files/webform/Complete%20List%20of%20Official%E2%84%A2%EF%B8%8F%20QuickBooks%C2%AE%EF%B8%8F%20Desktop%20Customer%20Contact%20Numbers%20in%20the%20USA%C2%AE%EF%B8%8F%20%E2%80%93%20A%20Detailed%20Guide.pdf https://ppf.ucsf.edu/sites/ppf.ucsf.edu/files/webform/Complete%20List%20of%20Official%E2%84%A2%EF%B8%8F%20QuickBooks%C2%AE%EF%B8%8F%20Desktop%20Customer%20Contact%20Numbers%20in%20the%20USA%C2%AE%EF%B8%8F%20%E2%80%93%20A%20Detailed%20Guide.pdf