Hi Ashraf - I'm currently in the process of getting impact windows on a SFH.

I haven't, but just make sure the mentor has personal experience/success AND you have access to either him or a qualified coach for as many questions as you want to ask, versus just buying a course like some people offer. 

Best decision I made. 

We are barely making the minimum payment on the National Debt while we continue to print/print/print money.

I largely agree with this and would say it's usually true but there are exceptions when it makes sense to do a spot repair.

I'm in Canada, but thinking the process should be the same as the US?

Replacing the vanity itself is very straighforward - find your studs, set the vanity in place and shim and adjust it so that it's level and plumb, and then use cabinet screws into the studs to make it permanent.

Sara,I am starting the offer process with multi family properties in metro Detroit as well. 

*I do recommend have a designated bank account that you solely use for the rental property to make your life easier.

An additional benefit of a detailed engineering-based Cost Segregation Study is that it can increase potential insurance premium savings as well as provide support for the property tax appeals process.