Note : Today I'm featuring a guest post from Sarah Von Bargen, who writes about travel (and many other things) at the excellent lifestyle blog Yes and Yes . Here, Sarah shares four key tips for volunteering overseas: There are lots of great reasons to volunteer while you’re traveling: You can work alongside locals, earn...

I found out about this cool service from the Journeywoman newsletter, which is also worth subscribing to for their cool tips and occasional nuggets of usefulness for the permanent traveler (although it's geared more towards vacation travelers). HelpX describes themselves as "an online listing of host organic farms, non-organic farms, farmstays, homestays, ranches, lodges, B&Bs,...