One possible approach would be to report code violations that might force the local government to force the squatter out on health and safety grounds, which could break the AP.Adverse possession in Texas is 25 years, Louisiana is 30 years while Costa Rica is 6 months.

I live in a dupiex  with two units with one meter and my landlord did not pay the water bill so the water was cut off 7/7/2014 and its still off today 7/8/14 I call the health department and they didn't show up yet. what actions can I take an against my landlord.

Most smokers won't call and most pet owners won't call, because smoking and pets are deal breakers for us.   

I'm a 2 day/week mental health therapist, a mother of two little ones, and a motivated newby in real estate investment arena.

Buy it at a pet supply or farm supply store. 

For example:  What area I want to buy inHow to market for tenantsHow to screen tenantsWhat do I want in my leaseDo I allow pets?

Avoid carpet or avoid pets; they don't mix.  

FHA does have its hurdles since FHA appraisals evaluate the property to HUD's health and safety standards.

I often use addendums to permit pets and other circumstances as well.   

A lot of times those houses have to be razed because of the health hazards.