[jaredtobin]

It's not that hard to believe. Here [1] is a somewhat e-famous example of a three-person family whose annual spending is around ~$25k.

[1]: http://www.mrmoneymustache.com/2015/01/16/exposed-the-mmm-fa...

[toasterlovin]

To be fair, I believe all of MMM's calculations exclude housing, since they own their house outright.

[nikofeyn]

that's an extreme case you linked. he specifically called out it wasn't because he was frugal.