Start with images and page weight
Large hero photographs and uncompressed thumbnails are common sources of avoidable page weight. Serve images at sensible dimensions and use modern formats where appropriate rather than sending desktop-sized files to every phone.
Image-heavy fleet and service websites make this especially visible; this Langley transportation website provides a practical example where vehicle imagery and page performance need to coexist.
Fonts and third-party scripts can add requests too. Use only the weights and services that provide real value.
Measure before removing useful features
Performance tools can identify slow resources, but a map, booking widget or analytics script may serve an important business purpose. Investigate whether it can be loaded more efficiently before removing functionality customers need.
Test on realistic mobile conditions, not only a fast office desktop. Real-user data can reveal problems laboratory tests do not reproduce.
Protect performance after launch
Editors can undo optimization by uploading huge images, and marketing tools can accumulate scripts over time. Publishing guidance and periodic review help keep the site efficient.
A performance budget for important templates can make the cost of new features visible before page weight grows unnoticed.
Server response time and caching can matter after front-end assets are optimized. Database-heavy CMS pages may need query or application work rather than another image change. Measure where time is actually being spent before moving hosting or installing additional optimization plugins. Too many overlapping performance tools can introduce their own complexity and make troubleshooting harder.