This was posted on reddit awhile ago but taken down and reposted several times. This bio really made me go "wtf?": > Loraine was born in London. She was an ordinary, hardworking family person, with nothing to worry about beyond paying the rent at the end of the month or keeping the fridge full. Until in 2009 she came to Barcelona on holiday. Soon after she arrived her passport was stolen from her and she had a series…
The support is often there for the taking, but some combination of mental health problems, drug dependency, etc. will see a person "choose" to live on the streets.