That's why we get paid the big bucks =)
I guess it depends on what you mean by "investment."
If pay rent for 4+years will you have anything to show for it at the end of that time....no.
If you ... more
if you havent tried searching, you can try www.rentals.com as well as your local craigslist.
You may want to try craigslist or the online version of the local paper. Trulia does not have a section for rental properties. Good luck.