Can I serve a property manager/real estate broker summons for non-payment of services performed

The designer may have a Copyright which could prevent them from using the plans until they are paid. What kind of project was this?

How are repair costs for fences-in-common to be paid?

If you want to build the fence entirely on your own property you can chose your own design etc provided it complies with local codes and any...

Can our company offer our clients a contract with fixed bid language, but then also put a cap on the max number of hours?

That seems like a reasonable proposal to limit abuse of your fixed price contract.

In an urban area a fence probably will not create a prescriptive easement and it would probably be better to purchase an express easement that can...

Can I sue the listing agent for charging more commission than on the original contract ?

Did you sign any other agreement regarding the amount of the commission you agreed to pay, such a the listing Agreement for the property?

Which state's laws govern a contract?

Normally the applicable law can be agreed on in your contract. However, where the other party is a public entity, there may be prohibitions...

Can I sell my real property that has a lien against it and satisfy the lien through the Escrow process.

Yes, if you are agreeing to the amount of the lien.

You probably don't have a lien because you said you didn't do any work. If you had a written contract and they canceled within 3 days, they are...

Do I have any rights at all ?

If you have documents showing that you owned and ran this business together and shared in the profits and losses over several years (e.g. business...

Changing ownership rights of one of the tenants in common

She would have to agree to that. Or you could sue to enforce her contribution obligations, or to buy her out. Consult a competent real estate...