Newspaper ads are inexpensive.Note: develop your rental policy to avoid people wasting your time (3x rent, pets, smokers, application fee, proof of income, credit/criminal background, etc.)

Zillow, realtor, local newspapers, craigslist.

I would recommend scouring "The pilot" it's our local newspaper and they have had articles on this issue with summaries of the board meetings. 

I know at the higher end boarding homes and room mates type situations your offering more services helps like internet+cable and maybe even order a newspaper remember its all tax deductible against the rent received.

The lady had gone out of town for a bit and forgot about her yard and newspapers.  

There aren't many rentals posted in the local newspaper for our size house. 

Would have cost around 1600 plus 6 weeks of advertising in newspapers smdh

Do I put an add in the newspaper and then go out and install these.

My list comes from the newspaper.

Natural resources close by that generate income for market - Google search, local newspapers, Wikipedia page 8.