Building inbound links is a major headache for most search marketers, due to a painful combination of factors. Having a great inbound link profile is necessary to get any kind of search-engine-optimization visibility, but at the same time, building bad links can earn you a penalty and set you back weeks or months.
Thanks to Google's Penguin algorithm updates, the link building process has become somewhat simplified but also more difficult to tread, especially if you're new to the world of SEO. If you're concerned about your strategy or you're just looking to start, use some (or all) of these 17 safe link building sources.
1. Any educational site.
As most search marketers