If they were an employee of yours or a member of your team in a different business, would you dock their payroll if they made any mistake for you in their day-to-day job?  

Jobs.

I guess my challenge right now is to define the strategy and balance all the factors, such as job and population growth (value increase), cashflow (demand & supply market, interest rate, property tax, maintenance cost), and risk control (insurance etc). 

Home prices will likely vary by region, with modest increases in areas of high demand and stable job markets, while others may stabilize or decline.

A tenant lost his job at the same time as his wife, I met with them and found out they had family in Atlanta thay could move in with, but didn't have the money to get there.

Keep all the hard systems on a 6 month service schedule.

Martin the property management argument isn't really an argument if you look at the bigger picture that most investors don't want to manage their properties anyways because they are spending most of the time on their main job.

You have to be an active manager and many current owners are not wanting a second job and are selling.

Enforcement comes after the job is done.. you screw it up your going to get fined..

The potential liability from having someone do a job they are not licensed to do far outweighs the cost-benefit.