The property grossed high revenue and within 2 years it increased in value by 15% Lessons learned?

I am writing it here on BP not to brag but to share some valuable lessons any investor (newbie or experienced alike) can benefit from.This is how crazy this month is...so far.$28.5 Million Worth of Deals Acquired (Closed):1.

Lessons learned?

Lessons of the great recession.

You paid for a learning lesson. 

Lessons learned?

Lessons learned?

When you put a wall there you have to have a handrail which can protrude up to 4 1/2" leaving less than 32" walkway down the stairs. if 2 handrails it would be even less.

Lessons learned?

Increased CAP rate to 14%, from 8% when I bought it Lessons learned?