(This is someone who knows what I can do and trusts me to do what I say I'm going to do, however I want to be professional in every aspect)Should I seek an attorney to draw one up for this agreement?

He is trying to make a substantive change and you can say that you don't approve of the change and he can accept the lease or walk away with whatever penalties you specify in the lease (loss of deposit or whatever it is) or just let him walk.

All new investors are seeking the latest shiny object that reveals the secret sauce. 

That being said, I am seeking advice on which types of real estate is best for a first time buyer/investor.

Also check out federal laws and penalties to landlords for knowingly allowing such activities. 

As Brian mentioned, seeking professional help to weigh out your options is the way I would go first. 

I'm seeking input on what the BP community thinks is a fair fee for my role in finding investment for a land-development transaction. - The seller owns about six empty lots in TX in a desirable city.

Any advice on good family friendly neighborhoods to seek out to buy our first primary residence? 

(Which would mean $25k in taxes on this money) Also maybe a penalty?

We believe everything we do should help improve someone's journey...We do this by bringing Veterans, Retired Service Members and Accredited Investors to build wealth and “Get Their Time Back”....We just so happen to syndicate the purchase of multifamily property with our friends.We are rolling out our March to 1,000 doors and are seeking some assistance.We believe that investing with a purpose is important, we are committed to donating a percentage of our acquisition fee to a non-profit organization that serves Veterans.