Prospective home buyers who are afraid they can't buy a home should pay no mind to myths.
Contrary to popular belief, thanks to FHA, VA, and some conventional loan possibilities, you may not need to come up with a 20% down payment. Be sure to investigate your options!
Also, although it helps, you don't necessarily need great credit. A survey done last year indicated that 50% of buyers had credit between 600 and 649.
For more information, take a look at this article.