(Thanks to Israel21c) Israelis enjoy traveling. So it was natural for Moshik Cohen to develop KeyBoots (a play on words similar to Kibbutz). Now when backpackers run out of funds, Keyboots can help them get food and accommodation in exchange for voluntary work.
http://www.israel21c.org/headlines/how-to-extend-your-holiday-without-paying-a-dime/