I've found that online reviews are almost always going to be skewed very negatively.

Is it worth the money and is knowledge practical enough to pursue development process?

Here are two quick and dirty ways: for the lowest interest rate get a HELOC on your home.Since it's a 5 unit you're facing commercial rates and are playing in the big leagues of financing which means you need a seasoned entity combined with personal guarantee for the lowest possible interest rate.You can buy a seasoned entity online (make sure it's in the same state) that has a 80 or higher credit score, move the entity to the property address, change all the credit lines to the new address, transfer the property into it, and get your credit score to 720+.Apply for a commercial loan if you don't want to go the HELOC route.

The insurance company had asked me to send them the contractor's quote and pictures after project completion in order to claim the recoverable depreciation amount.I would need advice on what would be the best practice to handle the left over claim amount.  

Then use this as a basis for financing, and run the numbers yourself online with a mortgage calculator.Then of other expenses, talk to other investors in your area, get a sense of what they spend managing properties.

Does anyone have any proven solutions or best practices as it relates to installing a floating planks against the uneven tub? 

I want to take courses online and am looking for a company that offers up-to-date interactive online content and well written material.

The only luck, if any, that exists in business is bad luck, all else depends on strict business practices......proper and thorough screening.

It's not that western cultural norms are better or anything like that, but there's about a 99.99% chance that your rental property was built from the ground up to assume western cultural norms would be practiced by residents. 

They told me nothing but the guy was a youngish doctor and he was having trouble getting a practice established but had been offered a teaching position at a medical school back east.