Latest move from google to make the internet a safer place will have impact on your web site visitors if your site is not using SSL to encrypt traffic between your web server and client browser. Starting 31th of January 2017 google chrome browser will start to display a warning that the web site is not secure if the information is not available over SSL. This can and will be very confusing for your web site visitors and may lead them to leave your site earlier or not interact with your site at all.
We recommend anyone to upgrade their servers and implement the SSL protocol on their sites to regain trust with your web site visitors. If you need help on implementing either a free or commercial SSL communication we will be glad to assist you.
For a further read with mor details we recommend this article.