NO - the programme is open to everyone. You'll be given specific training before you go.
NO - unless basic knowledge of the language is specifically required for the work you'll be doing. Language support will be available to you during your project, so you'll certainly learn some Spanish while you're there.
YES - but volunteering with the European Voluntary Service entitles you to special free insurance. Ask the organisation sending you for details.
If you find yourself in a very difficult situation and your problems can't be solved, there are ways of terminating your volunteering agreement - as a last resort.
NO - you won't need to pay anything to participate in the European Voluntary Service.
YES - national volunteering schemes are not necessarily open to non-citizens. Contact the authority in charge to find out.
POSSIBLY - taking part in a volunteering project doesn't exempt you from abiding by national visa regulations. Make sure you do your homework properly!
Get in touch with specialised assistance services