Marijuana is legalized in Nevada as of July 2017, therefore Eric shouldn't have been arrested for a small bag in his car. However, the Sheriff's Deputy is inept and looking for anything to detain him.
A reference to a lemon flavored Bud Light doesn't exist. However, he's intoxicated. Tim Allen's character pulls out Bud Light Lime, which does exist.
You shouldn't use Drano to unclog toilet, but it doesn't stop people from trying.