I'm thinking about applying to several AM positions, but I'm concerned that with the only professional experience I have is managing my own investment properties and/or managing property managers, I don't have the resume strength to pull it off. 

Have her polish up her resume and get her out of there right now. 

I am an end buyer and can proof of funds and a resume of projects I have donein the past.

Scott book on flipping houses where he discusses that you need a "good resume" so that you can borrow hard money to finance your flips.3-purchase 4 low investment properties in the middle west (40K each), financed, cash flowing a total of 615 dollars a month after expenses, and use your 40K for the 20% down payment + closing costs?

A wholesaler with a strong rehab and marketing resume could be very helpful.  

resumes are important, experience is important. numbers aren't everything

Bio's or resume's on yourself.5.  

Do I start sending my resume/ applying to real estate agents now or after examination?

A mortgage lender may not resume acting as a mortgage lender without written authorization from the office, which authorization shall be granted if the mortgage lender provides the office with documentation which satisfies the requirements of s. 494.00611, whichever is applicable.(3) If the mortgage lender does not satisfy the net worth requirements within 120 days, the license of the mortgage lender shall be deemed to be relinquished and canceled and all servicing contracts shall be disposed of in a timely manner by the mortgage lender.

Start sending out resumes; we're at close to historic unemployment in the US (although I do seem to recall that WV isn't doing as well), so finding a new gig shouldn't be tough.