This document summarizes key deductions for adjusted gross income (AGI) and itemized deductions on individual tax returns. It discusses deductions directly and indirectly related to business activities, as well as itemized deductions for medical expenses, taxes, interest, charitable contributions, and casualty/theft losses. It also covers the standard deduction and exemptions. The learning objectives are to identify AGI deductions, describe itemized deductions, and explain the standard deduction and exemptions in calculating taxable income.