you speak of "the only costs" as if that's negligible. The eurucamp - a small to moderately sized nonprofit conference - had an operating budget of close to 90.

you speak of "the only costs" as if that's negligible. The eurucamp - a small to moderately sized nonprofit conference - had an operating budget of close to 90.000 euros in 2015. If you're interested in a breakdown of costs, they did a blog post about it http://blog.eurucamp.org/2015/05/24/eurucamp-finances/ http://blog.eurucamp.org/2015/05/24/eurucamp-finances/