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I formulate them using a combination of words and numbers which have some meaning in my life--e.g., my dog's name when I was a kid along with a portion of my drivers' license number.
It helps that I am neither dumb nor dumber.
I write them down on index cards so that when I die my wife will have access to them.
I write them down and stick them on a magnet board which I bought just for that purpose. I have passwords for places I don't remember going to.
I bet your birthdate is in your password or something as easy as that.
Places like where?
How much?
all i have to remember is the password to my laptop lock-screen. i keep a complete list on my desktop. i change passwords constantly, and i keep the list up to date.
I have them written down and locked in my safe.
I write them down, which isn't always the best option. After a while I just memorize them all and barely look over at the paper. I still have all my passwords written down in case I forget them, which has happened before.