Just because an item is on sale, doesn’t mean you have to but it. If you buy a $100 merchandise at 50% discount, you did not save $50. You spent $50!
Instead of buying, invest the $50. Make a habit of setting money aside. Every little bit helps. See how a little bit of savings here and there can add up and potentially make you a millionaire in the long term.
Read about the Latte Factor.