This guide to US income tax laws shows how you can benefit and save money from: tax-advantaged 529 college saving plans; lower income tax rates; increased contributions to retirement plans including IRAs and 401(k)s; bonus depreciation for business owners; home office deductions; special capital gains rates; Roth IRAs; tuition tax credits; family gift and estate tax savings plans; IRA deductions; tax-free home sales; medical expense deductions; filing...