My adjacent neighbor removed our rear permanent boundary marker. The police said it's a civil court matter. Were they right?

Practically speaking this is likely to be a civil case and not a criminal one, even though it technically involves a criminal act.

Should I go to the station so he can just take a look at me?

Do not talk to the police *AT ALL, EVEN A LITTLE BIT* unless you have an attorney. Do not go to the station unless you have an attorney. Go call...

If I buy a used car from a dealer paid down payment I signed paper but its been three weeks and they still have not registered i

You can demand your money back. If they don't give it to you immediately, call a lawyer ASAP.

Landlord promised a new fridge when we signed contract but refuse to do so after we signed contract and move in

If the fridge is broken, the landlord will have to fix it. If the fridge is merely unappealing to you (but fully functional) you can try making a...

When a tenant gives written notice and then decide not to leave, do they have to move out?

You will have to evict them. However, you may be able to do so more rapidly if they have voluntarily terminated the lease. Talk to a lawyer;...

Maybe; it depends on the degree to which they changed the property, together with a few other factors. Call a local attorney.

I am on FMLA from the private school I teach at, can they deduct my sick hours at a greater amount than they do normally?

This question is a bit confusing. You mention "sick hours" but you may be talking about salary.....? You should ideally cal a local employment...

Can we sue for not installing properly??

Yes, you may be able to sue the installer. Call a local attorney ASAP as you may have issues with the statute of limitations.

What type of partnership should I consider and what are my next steps?

The next step is to hire an attorney to protect your interests.

CCan an employer deduct pay in regards to late nursing documentation by 5$ for every late note submitted and not give it back

If you are an employee, then no. They can fire an employee, but they cannot legally deduct from an employee's pay for that sort of thing.