How much time do you have to devote to real estate investing, etc?

That way you have wiggle room to devote some time into putting in sweat equity.  

There are many articles devoted to this theme. 

Whichever route you decide devote yourself to learning and seeking the mentorship of someone that's successfully getting it done!

But how much time per week or month do you have to devote to a new investment?  

I devote my time mostly to investing, doing private loans, taking care of my rentals, and education.

She has voiced that she wants to flip houses, so now that I am done with school as of yesterday, I can devote more time to investing.

This will also help you determine bottlenecks, dependancies and tasks that can overlap.The BiggerPockets book on flipping houses has an entire chapter devoted to this topic, with a sample schedule for a typical large rehab.

JohnI am not going to give my probate marketing secrets at his point yet because even though I quit investing for awhile now to devote my time to taking care of my bride of almost 54 years, I may resume and don't want to train new competitors.

But I think you need to hook up with people with money to fund a business plan that devotes decent $$$ to marketing every month AND to fund deals.