Answer to Question 1
The idea behind self help is to permit the correction of a violation of property rights without resorting to the intervention of a court. Permissible self help may not result in damage to another's property. For example, a property owner may trim encroaching limbs or branches at his own expense so long as in doing so he creates no damage to the adjoining property with the encroaching tree.
Answer to Question 2
frisk