You can see in the violin plot that compared to 2019, the long tail of slow-selling properties gets visibly thinner in 2020 and 2021:The closing price vs. list price graph further highlights increasing frothiness in the market:Properties that sold for the highest percentage over list:Listed 7/17/2021 for $589,000, sold 9/8/2021 for $753,000 (27.8% over list)Listed 11/4/2021 for $399,900, sold 12/14/2021 for $504,200 (26.1% over list)Listed 7/16/2021 for $524,900, sold 8/19/2021 for $650,000 (23.8% over list)Properties that sold for the highest percentage under list:Listed 7/18/2018 for $539,900, sold 2/1/2019 for $300,000 (44.4% under list)Listed 7/27/2020 for $1,950,000, sold 11/30/2020 for $1,250,000 (35.9% under list)Listed 6/20/2019 for $749,900, sold 12.30/2019 for $530,000 (29.3% under list)Wrap UpNothing unexpected fell out of the data; prices increased considerably and the Quincy market got hot during a time of historic asset appreciation nationwide.

Refinance when done.I'd recommend a 24 month product, because the renovation & sale or refinance can take so much more time than you think. 

Having removed them from my person name but still personally guaranteed by myself, could I buy 4 additional properties under FNMA investment property product?

Three is so much information about this product in this form. 

Worked with Liberty Bank (local bank) who had this loan product was key for this deal.

Life happens and the unexpected can happen.Watch out for salespeople that are looking to put you into a product that you may not need/want. 100%+ of first year premiums are paid out on commissions to agents.

After a rapid ramp up to this number (from 1-7 since 2019), we're slowing down our acquisitions.

Those products will most likely have higher interest rates. 

Or wait till a slow time (fall or winter) to purchase the 2nd one?

A class is too expensive and gets hit first if the market slows.