I often used that in a “therapeutical” way
Like meditating about, that I want to die now and deciding on it
Until some part of mine started to rebel and then I build up on the feeling to get out of my suicide wish again

Now, I’ve promised my wife to not kill myself.
And honestly, I’m missing that tool now to get out of deep depression

Obviously, it’s not a safe one, but it worked for me.

Took quite some time to gather other methods