>>My listings are not coming up high enough in
>>the searches, and the titles of my pages need
>>to change a little. If I switch the file
>>names and pages titles and submit as a new
>>site, but leave the original pages up, will
>>I be penalized for having two versions of the
>>same site listed in the search engines? >It varies from engine to engine. Changing
>listings is a far tougher job than doing it
>right first time. Forget Yahoo! If you've
>already got a listing there you're stuck with
>it.
>You won't actually be penalised, you've just
>got a long and frustrating job aead of you
>that's all.
Surely if you switch the file name and repost your site the original search engines listing will not find your site thee old"404". Changing the titles sounds like a good idea since you will have yet more keywords to point to your site.