If your units are larger, the appraiser will make the necessary adjustments.  

The title company gets paid when you buy. 

Accountants are in such demand, that the best are not even accepting clients half the time.The other problem I see often with accountants on here is that they specialize in larger investors, and have really high prices when you as a smaller investor do not need all the bells and whistles.Another thing I see is folks thinking they need to have a tax professional in their state.

I started doing that on my properties years ago when I had an incident when a mortgage company did not pay my property taxes, even though I was paying through escrow, and I had to make the payment myself and fight to get it back to me later to avoid a tax lien on a property.

Property management(company). 

There are several key differences and considerations to keep in mind when investing in a larger building.First and foremost, financing a larger apartment building will likely require a commercial loan, as opposed to a residential mortgage.

Likewise I have electricity that runs $90 a month for a 3 bedroom and $45 a month for a 3 bedroom with a different electric company.

It is no different than a loan company requiring insurance on your house or car.As @Dawn Brenengen said, require that they put you down as additional insured.

It is much harder now to find a good deal on the larger multi units.  

Could also hire a good STR company that can market the property better, price strategically, and offer better guest experience since the owner emotions are moved, which in turn ups the revenue.