If you have links to large graphics, audio or video files, tell the user how big the file is so the user can decide whether there is time to download it. G. Don't design your page too wide. Many users have monitors which only display 640 pixels wide. It's not nice to force them to scroll. H. Try not to make your page too long.
Web surfers hate to scroll down, too.
Some combinations of text and background colors can be completely unreadable by people with color blindness. Different computer monitors will display the same color differently. It's best to stick to a plain, light background with black text. Most search engines look at the page's title for indexing information. If your page doesn't ever change, it is stale.