A Change in Google's Algorithms
As more people use mobile devices to access the internet, Google have changed their algorithms to adapt to changing usage patterns. From April 21st 2015 it's really important that your website is mobile-friendly.
There's quite a lot of useful content online that you can check out
Designing a Mobile Friendly Configurator
If you are using DriveWorks Software to create an online Configurator then you can use the flexibility in the DriveWorks form designer to make sure that your Configurator works well on all devices, including mobile.
Check out these useful tools and links.
This Google Webmaster blog post had some good pointers and I particularly liked the Mobile Friendly Test Tool. Have a go!
Here is the result I got when I ran the test on our online demo site
Meanwhile an article in Forbes suggests that the new algorithm gives smaller businesses and advantage, as long as they make the mobile friendly changes.