If there is a problem, I find most of the information from the internet and then test yourself until you get the results you want if you really find it isn't must find other ways to compensate, the customer has the choice.
If I find the majority of internet and test yourself until you get the desired results. , if you can not actually find a way to substitute other. Customers have the option to
If there's a problem. I mostly find information from Internet and tests until the desired results, if not actually find the ones Provide customers with choice