And whats even better, you can allocate your proceeds any way you want. 

Yes, it's possible to use a 1031 exchange to roll the proceeds from selling your first rental property into a BRRRR (Buy, Rehab, Rent, Refinance, Repeat) deal, but there are a few important things to consider.

Your mother can use a 1031 exchange to reinvest the sale proceeds into other commercial or residential properties.LLC vs.

Has anyone been through anything like this or have any suggestions on how to proceed?

Proceeds to be used for 1031/DST, LLC would then be owner of record for 1031/DST. 

I recommend proceeding cautiously with other PMs, depending on their skillset. 

My plan was to put down 35% while she would cover the remaining 65%.However, the seller has requested to be in escrow for 45-60 days so that he can complete a 1031 exchange and use the proceeds to buy another house within that period.

Because Sellers care about their net proceeds, the amount they are going to walk away with after all the transaction costs have been paid.

The QI has to hold your proceeds.

Before proceeding, ensure you have a comfortable cash reserve for unexpected property expenses and maintenance.Property Management: Decide whether you want to manage the property yourself or hire a property management company.