Each article links to the Bankruptcy form you need.
Get the form from the US Bankrupcty Court and follow the instructions for filling it out.
Start with Chapter 7 Statement of Currently Monthly Income Form 122A-1 (Monthly Income Statement).
The Statement of Current Monthlyl Income helps you figure out if your income is low enough to file for Chapter 7 Bankruptcy.
When you finish the Income and Expenses forms, move on to the forms about Property.