You can improve your website page loading speed by first using a content delivery network.
Also if you're on an oversold EIG host you could probably have a better page load speed by switching to a non EIG web host that isn't oversold.
Avoid having too large of images. Make the images small and then have a larger image load when the image is clicked.
Avoid too many advertisements as well as having too many advertisements on your website can cause your website to load too slowly.