Living on half of your income allows you to save the rest of your money for something specific. Many people chose to save 50% of there income for retirement purposes.
They are either planning on saving as much money as they can in order to retire early (a movement called FIRE – Financial Independence Retire Early) or they are running behind and need to catch up.
Some habits and frivolous spending need to change in order to live on half your income. Commitment and mindset are top priority actions in order to get the job done. Set a time frame and get to work.
Saving 50% of your income involves some commitment. Paying yourself first – as soon as your paycheck hits your account is the perfect way to make sure these things get done before you forget or life happens and the money just disappears.