Assuming that you're not talking about a residential type commercial building and are instead talking about an office/retail/industrial building, these are typically rented on a "triple net lease".

Typical response from an agent.

If a home is selling for nothing, there's got to be a reason for it, and that reason is typically not a good one in most cases.

When dealing with banks, typically the credit of all owners is considered.

Commercial buildings are typically valued by the income method, not the comp method.

They are typically used by people (such as agents and sellers) to try to induce newbies to buy property that will bleed cash.

Professionals in this business typically go to the bank and borrow the money, especially for long term buy and hold.

Typically guests come Thurs and leave Sunday.

You can speed up your part by doing everything you can as soon as you can, and by monitoring everyone else involved, in particular, your lender.A couple of months is typical, I'd say.

I typically use a construction loan to update or remodel for the initial purchase.