Your search engine friendly website should have search engine friendly URLs.  If your home site is in English, this means having URLs that (ideally) look like this:
www.mysite.com/url/nice.html or like: www.mysite.com/nice-url.html, but not like:
www.mysite.com/url/really/too/long.html and definitely not like:
www.mysite.com/2343459/2343893skjr/gibberish/messy/url/is/uninviting/to/click_on.html.
Even if your URLs are generated in a database, cart, or CMS, you may have some ability to take [...]