While the skill of analyzing the numbers is prerogative of very few, and very sophisticated investors.  

Experienced and financially sophisticated business owners are very different from accidental landlords.2.

"Oh, @Wayne Igo  transferred this to his LLC to be sophisticated.

One down town complex that just opened has a theater, bar, meeting/study rooms, wifi, exercise room, pool, coffee/sandwich shop.....can't think of everything but there is more.Funds come from economic development programs and banks, tax credits are involved so the financing at this scale is more sophisticated than small projects.

You don't have Dodd-Frank issues in commercial but you can have basically the same areas of concerns with predatory lending/dealing, ability to pay, short fused balloons, management or experience is more of an issue for a borrower, level of sophistication is higher.

The most successful investors don't always have the most sophisticated strategy or the highest IQ. 

We run with quite a few of the big buyers in the city and its one of the most sophisticated investors groups I've been a part of.

The market is made up of a lot of players of varying sophistication (RE hedge funds probably at the top of that stack).

You can depreciate most types of tangible property (except land), such as buildings, machinery, vehicles, furniture, and equipment.

Then you can place a value on those benefits.You also need a known return to meet your goals if you look to cap rates, which can also be misleading unless you are doing a more sophisticated analysis than 95% of small investors might do.