Business software maker Salesforce is telling gun retailers they must stop selling AR-15s if they want to continue using the company’s business applications. The Washington Post reports that Salesforce is a $120 billion San Francisco-based company whose “skyscraper…towers over the city as the tallest building and a major landmark.” They are now telling customers who sell firearms that they are barred from using Salesforce “technology to market products, manage customer service operations and fulfill orders” unless they cease selling AR-15s. Salesforce’s “Acceptable Use Policy” goes beyond a ban on AR-15s, to include any semiautomatic firearms “that have the capacity to...