By Tammy Stoner, FrontDoor.com | Published: 11/01/2007

Be honest about what you spend and what you can afford house-wise.
Remember: Buy too much house and you'll be flat on your back financially. Be honest about what you spend and what you can afford house-wise. If you need more encouragement to be harshly honest about your expenses and comfort zone of monthly repayment, simply look at the number of home foreclosures nationwide this week.
Before you decide how much you can afford in monthly mortgage payments, calculate your expenses, including (as applicable):
And yes, lenders will ask for paperwork backing up all these numbers.
In a competitive market, consider preparing this monthly expenses checklist and collecting all associated paperwork (including bank statement, pay stubs, and tax returns) to get pre-approved for a mortgage amount. Though this isn't written in stone, it will show sellers that you are serious. It will also help to keep you in check when you fall in love with a home priced too far out of your pre-approved range.
Interest rates have crept up, but refinancing may make sense for you.
Purchase price, interest rate, taxes and PMI determine your monthly payment.
Find out if owning a home will save you money.