If you change jobs, or even if you don't, you can keep your 401(k) where it is, cash it out, or roll it over. There are plenty of reasons to roll over an employer-based retirement plan to.
The majority of employed Americans expect workplace benefits to play a more critical role in their future job selection, as the pandemic has made them think more carefully about the types of workplace.
If you've ever forgotten to roll over your old 401(k) to your new employer, you're not alone. A recent study found that as of May of 2021, a whopping $1.35 trillion in assets were "forgotten" in old.