Jonmikelbailey commented on the following stories on BizSugar
The warnings are already showing in Chrome. They've also been pushing HTTPS as a ranking factor since 2014. I would take this seriously. It's only going to become more important as time passes. Definitely prioritize the crucial domains first but don't delay too much on the rest. :-)"
It depends. I would recommend looking at a piece of old content daily if possible. It's easier to edit than it is to write. Check your stats weekly unless you're tracking a campaign, then check daily throughout the campaign. The problem with giving a specific time on any of these is that some might lead to micro projects with longer durations. I would say that, as a minimum, if you check on these things every week, you should be in good shape."