It sweetens the pot a little.

Despite my competitive offer of $286,000 with no contingencies and the flexibility to accommodate a delayed closing of up to 6 months, I ultimately lost the bid to someone offering less but sweetening the deal with a generous offer of 3 months of free accommodation post-closing.In the fiercely competitive real estate landscape of NJ, especially when sellers are asking for delayed closings, incorporating the incentive of a few months of complimentary stay can make a winning difference!

Come back sweeten it by $250 or whatever you can if they don't agree sure them with a eviction notice.  

We also wave inspections to sweeten the deal.

Buying the property with low rents, do some updates to achieve market rents and that will force the value as well as sweeten the returns of the house hack.

If she has a longer term lease either offer her a chance to break it, maybe some cash to sweeten the deal or if she does not want to move.

I am waiting my 6 months of residency requirements then I will IRRRL the property to drop my interest about a percent and a half and get more cash flow. even after the base hit I may be able to sweeten up the deal with the minor rehab and refi..

Is there a way to sweeten this deal without low balling the seller?

If I take on their taxes and pay that to them, it might sweeten the deal for them, but I'm now on the hook to pay that later. 

I suppose you could even offer to have the purchase price increased by a bit more than the closing costs to sweeten the deal?