Are you looking for a WordPress Speed Optimization firm? Passionates is the best WordPress Speed Optimization firm in the United Kingdom. We are a cost-effective WordPress Speed Optimization firm in the United Kingdom. Passionates is an experienced WordPress Speed Optimization firm in the United Kingdom. Tips to Optimize Your WordPress Site Change your theme: You should change the theme of the site because some themes are slower than others and may have bugs that can slow down a site. When you visit your WordPress site, check for any unusual behavior such as slowness or malware; if you spot anything unusual, change themes immediately.