Dont spend a lot by buying those fancy stud finders that could be a hit or miss anyway.
you might use a refrigerator magnet in finding wall studs.
Grab a magnet, then use a piece of painters tape to make a handle for it.

Image credits: MrFixIt DIY via Youtube
This will give you a vertical line.
Hack #2 Wrap Your Cords Like A Pro
Are you having trouble storing extension cords?
Do the over/under technique when storing them.

Hack #3 Magnetize Your Tools!
Dont spend by buying a magnetic screwdriver set, just magnetize your own.
Grab your screwdriver and a magnet.

This will let your screwdriver magnetize screws.
Most speed square has a notch that allows you to make a quick circle.
Place the finish nail as your center point, then place the notch of a speed square around it.
Using a pencil, hold it against the square, and spin the square around the center point.
Another water-saving tip is to use a greywater bucket in the shower.
This can capture the water from showering.
you’ve got the option to use this to water your plants.