At 6 minutes in as Pablo enters the hardware store you can see a sign to his right that says, Please unload gun and remove ski mask before entering.
At 21:38 when Ash says "I'm melting" he's quoting the final words of the Wicked Witch of the West in "The Wizard of Oz".
Deadites running amok in town isn't new to the franchise. Evil Dead: Fistful of Boomstick (2003) also features deadites wreaking havoc on a town.
At 7:32 there is an error in the English subtitles on the disc. "(chanting in Samarian)" should be "(chanting in Sumerian)".