His actions are resulting in a negative situation that impairs your ability to provide a reasonably useable driveway. 

So in addition to what Steven said about track record and due diligence, investors should pay close attention to how the capital is structured.  

I love the idea of being able to provide a nice home that lower-income renters can be truly proud of, and as a result (hopefully) will take care of the place.

Quote from @Sean O'Keefe: @Jason Baker can you provide me with Dawn Calache contact details?

Tapping into the equity of your mobile home portfolio can be challenging, but there are several approaches you can take:Home Equity Line of Credit (HELOC):Primary Residence: If you own a primary residence with substantial equity, consider taking out a HELOC to fund additional investments or improvements to your mobile homes.

Any recommendations for additions to the lease?

note after this period you can still get out if you cannot obtain the financing (assuming you kept in the finance contingency). 2) inspectors will inspect but not usually provide accurate cost.  

Here are some additional activities that count, toward real estate professional and material participation hours.Research market for real estate transaction opportunities; current office market rates; terms of financingMaking offer contracts for properties that you end up buyingNegotiation for acquisition of rental properties that you end up purchasing; including directing due diligence and managing financial projections/business plansObtaining financing for properties that you purchaseProperty inspectionsAdvertisingMeeting with Prospective Tenants/showing properties to prospective tenantsNegotiate, obtain, & review proposals and contracts with vendors (insurance, utilities, etc) for property servicesReview and Negotiate The Terms of Sale AgreementsStaging and Decorating3rd party contractor, vendor, or service provider supervision

Specifically, the law requires the seller to provide information regarding all room additions, structural modifications, alterations, or repairs made to the property since obtaining title if they were performed by a contractor.

I agree with Rachel but I will add one addition, Credit Unions.