Hi,
List of optimization works listed here:
Optimize images, jpg, png...,
Enable compression for scripts.,
Leverage browser caching,
optimize CSS,
Reduce server response time,
optimize JavaScript,
optimize HTM,
optimized database.
Defer parsing of JavaScript.
Enable Keep-Alive.
Use Content Delivery Network (CDN)
Make fewer HTTP requests.
Reduce DNS lookups.
Configure entity tags (ETags)
and more..
Do you have any other question?
Would like to discuss with you.
thanks.
mizna