It's not terribly difficult to pierce the corporate veil, if you don't operate in a very consistent professional and totally separated from your personal finances manner.

do the most you can consistently to work towards your goals which usually is much less than you think.

Tenant PoolThe only way to consistently make money is to keep the property occupied by what I call a "good" tenant.

As long as they're consistently receiving their payments, they shouldn't have a reason to ask questions.

As you've seen, it's very easy to make poorly performing apartment complexes look good by just plugging in assumptions, but once you own the place, you'll realize that things like 5% maint, 5% capex, and 8% vacancy are numbers you could only dream of. 

Even if a vendor has performed poorly in the past and cut corners, would they share that information with a prospective client?

I self manage and self perform most maintenance requests.

The older hardboard is still holding up/performing in drier climates when installation was good, eg no nails overdriven and z flashing used where needed, and it was kept caulked and painted, including the seams, window trim and paint on the lower exposed edges and it was installed a distance from the ground.

HI VincentI would change my mindset around rejection knowing that is where the money is.Tom Hopkins Champion Formula on Page 110-119 in his book Mastering the Art of Selling explainsThen obviously, i would be ACTIVE, CONSISTENTLY in making new contacts, making offers, asking for referrals, follow up etc using a platform with leverage andd duplication like REAL ESTATE INVESTING

For example, the latest study I read said a solar system in New York will increase sales price around 5% while Riverside, CA only increased 2.5%.Whatever you do, don't listen to "studies" performed by solar companies.