Richard McCarthy (born 2/14/64; Social Security number 100-10-9090) and Christine McCarthy (born 6/1/1966; Social security number 101-21-3434) have a 19-year-old son (born 10/2/99 Social Security number 555-55-1212), Jack who is a full-time student at the University of Key West. The McCarthys also have a 12-year-old daughter (Social Security number 444-23-1212), Justine, that lives with them. Richard is the CEO at a national paper company. His Form W-2 is provided.

Christine is an optometrist and operates her own practice ("The Eyes of March") in town as a sole proprietor. The shop address is 1030 Morgan Highway, Clarks Summit, PA 18411 and the business code is 621320. Christine keeps her books on the accrual basis and her bookkeeper provided the following information: