$495,000 4 Unit Brick Built Apartment Building For Sale By Owner Owner Hold Mortgage (Tonawanda)

4 unit apartment building for sale by owner located in the Town of Tonawanda.
Available for purchase at $495,000 all cash or $300,000 down and fully assignable mortgage paying $1,503.
10/month for like 26 years paying down at super low interest rate of 5%.
Buyer will need to bring either $295k to the closing table (and assume mortgage) or all $495k in cash or conventional mortgage financing.
Positive vibes.