Dollar General and Dollar Tree are very different stores. Dollar Tree uses standardized pricing storewide; most items are $1.25, and some stores have Dollar Tree Plus products that sell for $3 or $5.

Dollar General's competitor Dollar Tree, which owns Family Dollar, announced last year it would be closing nearly 1,000 locations of both brands over the next few years.

Since its inception in 1986, Dollar Tree has sold items in its stores for $1, hence the name. Except for a few items, just ...