What are the limitations that can be put to decrease the time of loading the web page? - Web browser

What are the limitations that can be put to decrease the time of loading the web page?

- The websites can have reduced time by reducing the loading of images, flash and other high volume content.

- Web browser can use caches to maintain the website and use it to store the website and open it whenever it is required.

- By choosing the right formats and avoiding video and audio in the websites the web pages can be loaded much faster.

- Provision to provide caching by, the ISP to load the website faster like AOL that has improved loading speeds.

- Decrease of content from the websites can reduce the time taken for the websites to load and work.