Great piece examining whether it's tougher to run an SMB today than it was, say, 5 years ago.  I'd suggest you have to be savvier about online marketing with every passing month, at the very least...

http://www.websitemagazine.com/content/blogs/posts/archive/2013/06/18/is-running-a-smb-harder-today-than-five-years-ago.aspx