If the homeless are citizens, they too will receive the money. So there won't be a need for so many charities. There is no disincentive to find work. Either you

If the homeless are citizens, they too will receive the money. So there won't be a need for so many charities. There is no disincentive to find work. Either you don't work and earn X, or you work and you earn X + Y. Just like it happens now, with less hoops to jump through.