Yes there is. You can claim however many you need to make sure nothing is automatically removed. Most people can't budget though so it's a bad idea in general when they get that huge bill once a year.

However talking about not paying anymore? Yep, go for it. I'm tempted to just pay my local and property taxes and say fuck federal taxes until shit improves.

You can claim yourself as a dependent which will result in less tax being taken from your paycheck

Not unless you had a $0 tax liability the previous year.

there's a couple different ones you can opt out of on religious grounds