E commerce Website canonical and duplicate content isssue

[conversiontactics]

i have a ecomerce site , i am just wondering if any one could help me answer this

the more info page can be access will google consider it as duplicate and if it does then how to best use the canonical tag

http://domain.com/product-page

http://domain.com/product-page/

http://domain.com/product-Page

http://domain.com/product-Page/

also in zencart when link product it create duplicate page content how to tackle it?

many thanks

[Andy.Drinkwater]

Robots.txt could be your friend here when trying to tackle duplicated content. If you Robots out folders you don't want to appear, although the page will still be there, Google wont be able to crawl it.

Andy