Obligatory: Mr. Money Mustache[1] is a software engineer that retired on $800k, so it's possible to retire on less than $1M. The investment rule he cites is th

Obligatory: Mr. Money Mustache[1] is a software engineer that retired on $800k, so it's possible to retire on less than $1M. The investment rule he cites is that if you have 20x your annual expenses saved, you can live indefinitely off of the interest adjusting for inflation. 1. http://www.mrmoneymustache.com/ http://www.mrmoneymustache.com/