Information: Caroline is a California wine maker who switched to online ordering, and national shipping of her wines after the C19 lockdowns. Andre ordered a case of wine from Caroline.Andre is a Pennsylvania resident and the wine was shipped to Pennsylvania via a third-part carrier.Andre drank the wine, and he had a bad reaction.Andre now wants to sue Caroline in Pennsylvania.Caroline's only contacts with Pennsylvania are though shipments to internet customers like Andre.She uses local California banks, servers, farms, etc.Everything else that she does for her business in located solely in California. The Pennsylvania long-arm statute allows for service of process on a civil defendant in any state if the defendant is a business entity and ships any products into the Pennsylvania.

Question: (Using external sources to support your answer) What constitutional or other legal argument(s) could Caroline make to defend against being served with process and called into court in Pennsylvania?