Mar 1, 2011 - HUD 4155.1. Chapter 4, Section D. 4-D-1. Section D. Borrower Employment and Employment Related. Income. Overview. In This Section. This section contains the topics listed in the table below. Topic. Topic Name. See Page. 1. Stability of Income. 4-D-2. 2. Salary, Wage and Other Forms of Income. 4-D-5.