So, you’re looking to get your site ranking highly in the search engines . . .
Let’s be more honest, you’re looking for your site to rank more highly in Google. Google accounts for 69.89% of the global share today, so more than 2/3rd’s of all searches are done through Google, so while you could care about the 13.88% who are using Bing, your time is better spent on where the people are.
So who should you go to for expert information about ranking in Google, well Google of course. And they’ve very helpfully put a channel on Youtube which talks through lots of aspects of their services, such as SEO tips for startups. Very useful stuff, and highly recommended.