I do some voluntary work lexaryn nebenwirkungen However, one can refine similar abilities without the risks of building a business meant to be your primary income source. Say you start an event production service that produces small-scale concerts or academic symposiums a few times a quarter. Even if you don't have many clients, you may still use that experience as a meaningful point of difference, as you will learn to budget, build expense reports, negotiate contracts, set up secure digital payment systems and build strategic partnerships; all fiercely in-demand skills that you just developed independently with minimal risk.