I'm currently trying to determine the feasibility for a park on that property. 

The credit score and income will help you determine if they can pay and will likely pay on timeThe landlord references, eviction history, and criminal history can help you determine how they will treat you and the property.none of it is full proof, but the more info you have the better.

Start by researching different types of properties, such as residential, commercial, or rental investments, to determine which aligns best with your goals.Building a strong network is also crucial.

This helps you determine what offer makes sense to you.

He determined the price and terms for the property, and according to the agents involved, he consulted with accountants and attorneys before signing the contract.

You'll need documentation of the cost to replace, hopefully, pictures from your cleaning team before their arrival, an owner's closet with lock for supplies, and limit the number of supplies you provide to a determined number.

The type of home you buy determines the tenant you get. 

I care most about the Internal Rate of Return (helps me determine how long to hold a property), the cash on cash return (helps me decide why this investment vs other options, and it also takes into consideration appreciation of the property!)

They should be able to determine the COC, annualized return, estimated ARV of a BRRRR, accurate rent comps and more.

This will give you a great starting point in determining rent for your underwriting!