Saving money doesn’t have to be boring. The viral 100 Envelope Challenge circulating on TikTok has become a low-pressure way to save about $5,000 in only 100 days — one envelope at a time ...

The amount would reach $200 on day 100. If she completes this whole challenge, she will have $10,100 of cash in her jar. While each day has a certain savings amount, Joo allows for flexibility.

I saved $10,000 in just six months using a "revenge saving" mindset. Here's how it worked -- and how you can use it to change ...