Buy after a dip from bad news and wait for the weekend uptrend, it used to be on saturdays and now it's been on friday. As long as you don't get a pretty bad week news wise, you'll make money.

Bitcoin is the face of cryptocurrency and all of the altcoins are going to mirror it until something is able to breakaway and merge into a mainstream system. Most likely no one knows anything about any of the altcoins unless they are investing themselves.