Site functionality is a really important aspect of web design and programming. If you have a certain vision for your site, it is likely that you will need some custom plugins made for your site! This is where good web developers and programmers can really help you out.
Let’s say you have an online shop and you want a special feature for customers to use. Instead of searching your CMS for appropriate plugins, why not get your programmer to develop a custom piece of kit for you? This is great because it means your site is totally unique, and nobody else will have the identical setup as you.
Custom software can end up being quite pricey, especially if it is a complex design. It is important that you choose a good designer or programmer to get your idea off the ground with minimal costs.