Should I buy these Duplexes

[Charles Lecroy]

First multi family, Three duplexes. Rent about 500/month each unit (can probably be bumped minimally), taxes 3000/yr, ins 1500/yr, common area and yard care 200/month. All a/c less than 3 years old, roof less than 10 years old. Utilities responsibility of tenant. purchase price 300,000. Repairs minimal estimate 5000. All info will be verified as correct.

So what do you guys think?