i.e. pay $5 to go back 5 days.
The time travel is permanent and one-way.
Edit: this is a one time offer and your budget is however much liquid cash you have right now. Cards are accepted, though.
For non-Americans, feel free to convert $1 USD to your currency
I wouldn’t go further back than the birth of my daughter, because there’s no way I’d take the chance to not have her in my life, no matter what I might wish to change from before that. That said, I’d like to change a few things since, so I’d probably do that.