Seller financing deal

[Barrington Smith]

I would like others opinion on this offer that was made to me wondering if it’s worth it or not duplex zoned t5-0 commercial resident price at 800k also was offered seller financing cash flowing roughly 80k a year expenses coming up to 22k upstairs is 4 doors all rented out 0% vacancy and downstairs rented out by a chiropractor I’m open to all advice is it worth it bein that it’s my first deal