How Do You Buy A Foreclosed Home

Housing IS freaking expensive days.We thesis' re Virtually homeless right now (Living with my parents) Because Of it.I Have Heard, however, That buying a Foreclosed Home Is A Good Way to get a cheaper deal.I've Heard aussi That You Have to pay cash for 'em. Is There Any Way to get a loan for a Foreclosed Home? How do you find 'em? Would You Work with a realtor? Please respond.It makes me sad when i dont' get answers.I Do not Like Being sad.