how can testing make an ecommerce site more costly ?

[5stariipl]

I want to ask people can testing effects the cost of any ecommerce Projects (http://www.infyecommercesolution.com/).
If you have any free tool to test the performence of any site please provide me the url to download it.


Five*****:group:Portfolio (http://www.infyecommercesolution.com/Portfolio.html)

[airforce1]

I would like to recommend Google page speed analyze tools and for more information please visit http://code.google.com/speed/page-speed/docs/rules_intro.html

Have a nice day,