Some of those shower heads have a lever-thingy that will broaden or narrow the stream of water.

You can't get blood from a stone.

There is a fundamental difference between charging a flat fee like you are to cover administrative costs and running a maintenance arm out of a Property Management Company that encourages discounting work so they can recognize an additional revenue stream. 

The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood; who strives valiantly; who errs, who comes short again and again, because there is no effort without error and shortcoming; but who does actually strive to do the deeds; who knows great enthusiasms, the great devotions; who spends himself in a worthy cause; who at the best knows in the end the triumph of high achievement, and who at the worst, if he fails, at least fails while daring greatly, so that his place shall never be with those cold and timid souls who neither know victory nor defeat.”Theodore Roosevelt

(for those not in the know, Netflix's original business plan was rental media via mail delivery, streaming was not even a concept or thought then).  

Ultimately, my dream is to create a stream of passive income that will allow me to retire early and spend more quality time with my two wonderful kids, Brooklynn and Bryce.

I use Title Stream in Metairie.

Ultimately, my dream is to create a stream of passive income that will allow me to retire early and spend more quality time with my two wonderful kids, Brooklynn and Bryce.

The stream bed in question is small/ephermeral, and the properties haven't flood in 12 years, even when the local area has seen some massive flooding in the last decade.  

Of course, if $10k is what you are after, you could take $10k & reinvest $10k and grow your future stream of income.