Can you help me defeat a Prescriptive Easement claim?

I would also recommend contacting a local Real Estate Attorney immediately .

What are the consequences of renovating & adding rooms to your property without getting the required permits from the city?

More facts needed. In short depending on your local jurisdiction if a city inspector cites you they could give you an order to comply. If you fail...

What documents are "standard" to sign with a realtor showing me potential homes?

Yes this is typical. This is more prevalent in a listing agreement.

Can a water district require a lot owner to pay into a reserve fund?

I agree with this answer. Several Counties have charges such as Sanitation District Charges. Some times these charges are not calculated properly...

Yes. Condo seller is required to tell you that the HOA is being sued.

Can my landlord charge me for a repair that they did 3 months ago

Depends on the rental agreement disclosures.

I want to build a tree house . What is height restrictions and land use requirements for one and what permits will be needed.

I would first visit local building and safety counter. They should give you some initial guidance of standards to follow.

What can be done if dealer sold a car different model than I requested in writing?

I would also have the contract first reviewed by a local attorney. You may also want to contact the dealership and voice your concerns.

I would have the easement doc first reviewed by a local real estate attorney. I would also look at the scope of the easement. This may be in your...

Do I have any legal standing against city selling land in residential area for commercial use, by rezoning then selling area.

Definitely voice opinion at local city council meeting and neighborhood council if it exists.