You are not alone. Google recently started sending mass emails to webmasters if their websites are not mobile friendly yet. This is the first time Google is doing this in such a big scale.
Here is a copy of what Google has been sending:
Why now? I believe a mobile specific search algorithm change is coming our way that will give more relevance to websites that are mobile friendly. We have already started seeing indication of that when Google introduced the Mobile-Friendly labels in the search results page.
If these warnings are getting too overwhelming and you are worried about how to dodge this curve ball, contact us. This is what we do. We will take your existing website and its content and will revert back with a mobile friendly version of it in 3 business days.
Don't wait any longer. Call us now!