Publication 4012, VITA Resource book, your best friend and resource for tax season. Publication 4012 is the VITA/TCE Volunteer Resource Guide. This guide has tables, step by step answers, and in depth info for how to input things in Taxslayer (use Ctrl-F to find topics by word search!
IRS Interactive Tax Assistant, Helpful IRS tool that walks through determining filing status, filing requirement, or who you can claim as a dependent.
Dependent Calculator, Very helpful tool to help you determine what credits dependents are eligible for.