Can I get my first months rent and deposit back ?

The basement apartment may be illegal. You should contact the local building department. You may be entitled to relocation expenses, including the...

Who is responsible for mold remediation if there was no signs of mold before a tenant moved in?

This is not a question that can be easily answered on a forum such as AVVO. I suggest you consult with an experienced landlord-tenant attorney. I...

Did you perform any due diligence inspections before closing? A cesspool seems to be a condition which could have been discovered by an inspection....

No he cannot remove you from the Deed without your consent and your execution of all transfer documents. As my colleague referenced, if there is a...

Rental increase?

You don't say how much the increase is. The answer depends upon whether the increase is considered "unconscionable" or if the premises is covered...

Can I attempt to get reimbursed from my realtor? ?

You can probably join the realtor in the lawsuit, but your better claim is against the landlord.

How many days notice must landlord give tenant to vacate when selling the property

I agree. Just to clarify, two full months means notice in August for a vacate date of October 31.

You would likely have to apply to the zoning board of adjustment to obtain a variance to convert the two family dwelling into a three family dwelling.

What is the process and attorney charge to file a small claim?

It is likely that the cost to retain an experienced attorney to represent you sue would be in excess of the amount you are suing for.

Can a landlord charge 5% + 50/day if rent is late?

No. that would be an unreasonable late fee.