Give him a notice in writing to fix it. If he still does not fix it, you can fix it at your own cost and deduct this amount from your next month's...

I was emailing and talking to a party about renting a unit. However, eventually we did not rent it to them

Unless you took a deposit from them or something similar, you probably have no liability here.

Yes, you can sue a dissolved corporation. A full consultation would be necessary to properly advise you.

Yes, a business can refuse service based on your political belief.

Has anyone ever seen or heard of a pro se person winning against a lawyer in any case?

It is possible, but just difficult in most instances.

Have a civil law suit i need help i am the plaintiff. I have completed all the documents it seems like the judge is not for me

You find an attorney by searching Avvo, Google, or Yelp.

If I write a check that is never deposited, and then it is years later, can the person change the date and forge my initials?

No, they cannot do that. However, there is probably not much recourse here.

Will it be on my credit if I gotten a 3 days notice and didn't move out until 30 days later?

Unless you actually get an eviction judgment, it shouldn't affect your credit.

Question

Yes, a lawyer or any other person would be able to look this up as it is public information.

Attorney Deposition

No, an attorney cannot be deposed in the type of situation you presented.