Business Tax Return Data Extraction

Thank you for taking this survey. All responses are confidential. 
1.How important are business tax returns as a source of historical financial information when valuing a business?(Required.)
2.In addition to the IRS Forms 1120 and 1065, what schedules do you typically receive? (check all that apply)
3.When you receive tax returns, what is the most typical format you receive from the client?(Required.)
4.Do you currently use extraction software that converts business tax returns into Excel?(Required.)