Adjusted gross income, or AGI, is a person's total taxable income minus allowable tax deductions and personal exemptions. Taxable income includes all wages, salaries, tips, dividend and interest income and capital gains. These incomes comprise the Income portion of many IRS tax-return forms, including Form 1040A.
An H-style cap (cowl) is a chimney top constructed from chimney pipes shaped like the letter H. (Its image is included in cowl (chimney).) It is an age-old method of regulating draft in situations where prevailing winds or turbulences cause downdraft and backpuffing.
A typical baseball cap; this one is an Oakland Athletics cap. A baseball cap is a type of soft cap with a rounded crown and a stiff peak projecting in front. The front of the cap typically contains designs or logos of sports teams (namely baseball teams, or names of relevant companies, when used as a commercial marketing technique).