Investing Money to Buy Your Time Back

A study found that spending money on time saving services is linked to greater life satisfaction. In the long run, we're going to be more effective, more efficient and happier with our lives if we are ing to do that. Is an area of your life where you could invest some money to buy some time back so that you can use it on things that matter more to you? Or what are some other areas where you'd already invest money to buy yourself time?