Not me! But apparently some people are choosing the lifestyle.
I have noticed that most of the people who say they’ve chosen this lifestyle are much younger than I am, but that doesn’t mean that they don’t have the same difficulties as those who didn’t choose homelessness.

Here’s another website with good tips, well organized, and even more information in the comments.

http://guide2homelessness.blogspot.com/2004/10/staying-warm.html