Believe it or not you can get a telephone number without it. You can register to vote without it. Information is the greatest weapon your creditors have against you. Perhaps when things are going fine you don't care, but, believe me, if you encounter difficulties, a privacy buffer can give you critical time needed to recover from you financial problem. Set financial goals.
Nothing happens, for the most part, unless it was first a goal.
People avoid setting goals because they don't have confidence.