May one leave a website store open over Shabbos?
Some Poskim rule one is not to allow his website business to remain open on Shabbos. Others rule it is permitted to leave one’s website open over Shabbos even if it performs sales of merchandise on Shabbos. Nevertheless, if it is common for also Jews who transgress Shabbos to purchase from the site, then it is proper to close it over Shabbos. There are various companies who provide Shabbos closing services for websites based on the customers current location.
Information service website: Those websites which provide information in exchange for a onetime fee [i.e. phone number; legal record; etc] and those websites who have an entrance fee for each time one enters, some Poskim rule are forbidden to remain open on Shabbos.