Your post is hard to understand. Take everything to a local attorney who can review it and opine as to whether it is valid.

IMO you have no case, if you are asking about suing them.

Too late to do anything.......................................

Apparently not. You will have to try to advertise in other ways.

Disagreeing with your parents is not grounds to move out.

Sounds like a perfectly valid search................

Common and common sense...........................

If your parents are not competent to make decisions, you can get guardianship over them. If they are competent, and are just making what you think...

Selected as the best answer

I really miss having kids play in my yard. I always enjoyed it. But, if you don't, you can build a fence or try to get a court involved.

There is no such thing as appealing a police report.