One very smart thing you can do is to start with the long-tail keywords and network your link-building SEO strategies there first. Then build out to more and more competitive terms. Let the big dog’s have the highly competitive terms to start. If you learn to dominate on smaller terms (less traffic) it won’t be long until you are a real contender for the more coveted keywords.
Hey Ted, thanks for the great questions! The peak times refer to your particular time zone, if you are targeting an audience that resides in the same zone as you. You can also use tools to find out when most of your audience is online. For example, Facebook has this built into their Page Insights. For Twitter, you can use https://followerwonk.com/. Many social posting tools also offer this functionality.