After viewing the basement I knew we could add a lot of square footage and a bath to greatly enhance the value.

Seems like this will greatly enhance my chances of actually getting a home my market.

Will it enhance or improve water flow, or utilities, or parking opportunity?  

While adding a bathroom certainly enhances value, it still might not even be enough to push buyers.

They do not provide meaningful oversight or guidance with respect to tax code compliance.A checkbook IRA LLC is an enhancement on the above structure that is generally more time and cost efficient for investors with a more diverse portfolio.

And, going a step further, it greater enhances the potential of that PM group "bird-dogging" on opportunities that may best fit for yourself, including the off-market side of things. 

Can you even get enhanced coverage on commercial? 

Often these units are a killer for enhancing curb appeal!

Is there merit in getting a broker license - with the goal being I can save unto 3% on the buy, 3% on the sell  - thus enhancing ROI and letting me offer more for homes? 

It meets once a month at a local brewery and we network and enhance education on all things real estate investing.