Networking with investors, mentors and professionals takes effort, time and opportunity. A startup accelerator is such an opportunity, where entrepreneurs can connect in a productive manner, benefit from mentorship and receive feedback.
In Europe, there are several startup accelerators which can offer support in launching small businesses. Even though the entrance ticket is hard to get, the failure rate is close to zero.
uberVU is an example of a Romanian successful startup which has enrolled a startup accelerator program and afterwards being bought by Hootsuite.
More information about this topic can be found here.