Each of these frames only costs $1.25 just like the rest of the store's stock, so there is plenty of opportunity to save on wall art in every room of your house by shopping at this low-cost retailer.

Dollar Tree today is a pretty cheap stock -- the price-to-earnings ratio of 19.7 and the forward P/E of 18.3 are both attractive, as is its low price-to-sales ratio of 1.2 times.

Dollar Tree has seen its stock price fall by 20% after slashing its annual forecasts. REUTERS Shares of Dollar Tree were trading at around $65 a share — the lowest in more than four years. Last ...