NH requires a 30 day notice.

Mortgage notes require due diligence on borrower history and property value.

It is more expensive but may not require an appraisal and can close in a couple of weeks. if I can wait then I use the most competitive rehab. lender after obtaining multiple quotes. 

Quote from @Dana Yobst: Quote from @Julio Gonzalez: @Dana Yobst While it may seem like a simple concept, it's actually a very complex process that requires significant documentation as well as specific methodologies.

Electric: is the easiest to split, but may require holes cut in walls to separate the units.Gas: gas lines aren't as flexible as wires, but it can usually be done affordably.Water: most cities will NOT install additional water meters on a property.

Lots of people who have trailers don't own the property they are on and sell them.As for the owner of the land expecting tenants to do repairs-there shouldn't be many repairs required to the land, just the trailer that is on it (which your grandmother owns and should be responsible for maintaining). 

However, required downpayments were typically 40-50%, and would be difficult without a residency visa.

A property manager not requiring this raises serious red flags.

Vacancies, tenant turnover, or non-payment can impact cash flow and delay your plan.Time and Effort: Managing multiple properties, handling rehabs, and dealing with tenants requires significant time, energy, and expertise.

Most lenders who order appraisals are required to order them through a 3rd party AMC, which can add additional costs to the appraisal but ensures that there is no lender (Or borrower) bias in regards to the values.