what methods you will apply.......

[addisoncave]

What methods would you apply for decreasing the loading time of a website?

[jackthomas087]

Minimize HTTP Requests. ...
Reduce server response time. ...
Enable compression. ...
Enable browser caching. ...
Minify Resources. ...
Optimize images. ...
Optimize CSS Delivery. ...
Prioritize above-the-fold content.

[daric]

Optimize your website by using gtmetrix tool apply the same changes which are suggested by it. May be this will help you to reduce the downtime of your website

[alpa]

Minimize HTTP Requests
Reduce server response time
Enable compression
Enable browser caching
Minify Resources
Optimize images
Optimize CSS Delivery
Prioritize above-the-fold content

[bidaddy]

I would use external style sheets, less images (unless necessary), optimize the images and decrease the file sizes of the image without reducing the quality of the image, use CSS sprites to reduce HTTP requests etc.