1. That little metal or plastic tab on the end of your stapler? It's a handy built-in staple remover. staples.com, officedepot.com Use it to bend up the two short prongs on the back of the staple, then flip your papers over, and slide it under the wide front side. Ta-da! Staple removed. 2. The wavy part of the bobby pin's made to grip your hair against your scalp, so it stays put in your hair longer. Ali Martell / yummymummyclub.ca From here. 3. Ballpoint pens have a little hole in the cap to help prevent suffocation just in case someone chokes on it. youtube.com Eek. From here and here. 4. The little hole at the end of your tape measure is designed to catch and hold the head of a nail or screw. youtube.com You don't have to ask someone to hold the other end that way. From here. 5. That hole on your pasta spoon that lets water drain will also measure out about one serving's worth of spaghetti. imgur.com It probably depends on your exact spoon, but hey, it works for some people. ¯\_(ツ)_/¯ From here. 6. Wine glasses (and some fancy beer glasses) have stems to help keep your drink at the right temperature. Getty While there's no shame in holding your wine glass however feels most comfortable, if you hold it by the stem the heat from your hand won't warm up what's in your glass. From here. 7. The rivets in your jeans help protect them from wear and tear at high pressure points. Getty Images / BuzzFeed In the 1870s, a tailor named Jacob Davis told Levi Strauss (who owned a dry goods store in San Francisco at the time) how he did it, and they patented the handy trick. 8. And that tiny pocket? It was originally designed to protect those old-timey pocket watches. levi.com It's true! Although these days, at least in my pants, that pocket mostly just collects lint. From here. 9. The little bumps on the "F" and "J" keys on your keyboard help touch typists know where all their keys are. Getty Images Although if you're actually a touch typist, you probably already knew this. 10. The "57" on the neck of glass Heinz ketchup bottles makes the ketchup come out faster: Just give it a firm tap. Newscast / Getty Images From here. 11. The flaps on either side of a juice box will fold up to make it easier for little kids to hold. buzzfeed.com Little hands sometimes have trouble holding a juice box without squeezing it! Thankfully, there's this solution. From here. 12. While the little hole on the handle of your pot is technically made so you can *hang* the pot, it can also be a handy spot to balance your spoon. fuckyeahlifehacks.tumblr.com Assuming your spoons and pots work this well together. 13. If you suspect your oven runs hot or cool, you can manually adjust the temperature of your oven so it matches an accurate in-oven thermometer. familyhandyman.com, amazon.com This might be why your baked goods never turn out! *How* you adjust it depends on your brand and model, but it'll be in your oven's manual. Get an accurate thermometer on Amazon for $4.49. From here. 14. The little tabs on either side of your box of foil keep the roll in place, so you can pull and tear without the whole roll coming out. chicaandjo.com From here. 15. And after you punch in those holes, you can use 'em to hang your foil up between two removable adhesive hooks. thekrazycouponlady.com From here. 16. The little point on the cap of tubes of medicine is there so you can pierce the foil seal over the opening of the tube: Just unscrew the cap, turn it around, and push it in. Natalie Brown / BuzzFeed No more picking at a tiny piece of foil! 17. The wings on your Apple laptop charger are there so you can loosely wrap the cables around it. Natalie Brown / BuzzFeed, Twitter: @itsJeremiahS From here.