Don't separate content artificially (AVOID) Don't display different content based on IP, browser typ

Don't separate content artificially (AVOID) Don't display different content based on IP, browser type or version, operating system or whatever. This is very tempting for most Web designers, as it's a way to show you know how to write JavaScript or another programming language. But it can look like you're trying to trick the search engine - showing it something other than you show your readers.