What are your top twenty life hacks ?

 you have bad-smelling shoes, place a few dry tea bags inside each shoe to absorb the smell.

If your shoes are not just smelly but also wet, fill them with a mixture of rice and baking soda and leave for a few days.

your new shoes feel too tight, here’s a way to stretch them. Stuff each shoe with wet newspaper as tightly as you can. Let the shoes dry, and then remove the newspaper.

Chips are not just a tasty snack. Fat, oil, and the chemicals in potato (or other) chips make them a perfect fire-starting material.

Use your vacuum cleaner to find tiny items you’ve lost, such as earrings. Just cover the end of a vacuum cleaner with a stocking or pantyhose, and start your search

Check from time to time to see if the object you are looking for is already there.

Here’s a great way to keep track of your daily water intake. Draw lines on your water bottle with a marker pen, and then write the time beside the marked level.

The marking will serve as a visual reminder for you to drink water, and it will help you achieve your daily water intake requirement.

Pour a can of Coca-Cola into the toilet bowl, and let it sit overnight. Then wash it with soapy water, and flush clean.

Run hot water down the drain for a minute, and then sprinkle 1 cup of baking soda down the drain. Slowly pour 1 cup of vinegar down the drain. Flush one more time with hot or boiling water.

it to the shower head with a rubber band. Allow it to soak in the vinegar overnight, and remove the bag. It will be as good as new!

To clean your shower head or bathroom faucets, fill a plastic bag with white vinegar and secure

To keep your buttons in place, simply paint a bit of clear nail polish over the threads.

If you forgot to put on deodorant and you don’t want to smell like you’ve been at the gym, cut a fresh lemon or orange into two halves and just rub it onto your skin.

The body odor will disappear.

Put your phone into a drinking glass or a bowl to boost the volume of its speakers.

When you go to the beach and take your cooler with you, sprinkle salt on the ice so that it stays frozen for much longer.

If you left home and forgot to brush your teeth or you ran out of toothpaste, chewing an apple can help with bad breath.

If you're finding your home WiFi is a bit flakey, then it might be because you're getting some interference from your neighbour's WiFi overlapping with yours. The Wifi Analyzer app may be the answer to your woes. This app scans frequencies and makes recommendations on the optimal channels to use on your network to avoid overlap. The result is faster WiFi with far less hassle.

If you're trying to learn a new language try watching children's shows dubbed in that language. Children's shows tend to go over things like shapes, colors, animals, etc. and can help you learn basic words and sentences.

When you sign up for anything online, put the websites name as your middle name. That way when you receive spam/advert emails, you will know who sold your info.

If you have a friend or family member that provides a professional service (legal, medical, accounting, etc), always offer to pay for their service. Don't assume that they will help you for free.

If you know someone who cares about everyone around them a lot, please, ask them if they are okay from time to time.
I have seen, with time, that people that care a lot about other people, it's sometimes because they have trouble taking care of themselves.

As a manager, give praise in public and give discipline in private.
In an old job in "Corporate America" I had a manager who would always share with employees encouragement and kind words of praise within earshot of other employees, and would offer words of critisicm and suggestions for improvement in private (in his office or a conference room). This set up an environment of positive reinforcement and gave employees respect and honesty they needed to perform at a higher level.

When someone says no to a piece of cake, don't try to convince them saying "it's just one piece". It's not just one piece. It's a mentally lost battle that will affect the coming battles, possibly resulting in a lost war against an unhealthy lifestyle for a person actively trying to improve.