Can i sue my isp for accidentally disconnecting my broadband for a week.?

I am running a bussines and we depend mostly on e-mails for orders. they made a mistake and it took them a week to fix it. can i claim
Answer
I doubt it unless you have a "service level agreement" with them that indicates a maximum fix time. if you have no such agreement, then all you can do is complain and try for some form of compensation