Chris and Robin Sorensen were both firefighters in Florida when they came up with the idea to open a sandwich shop based on their family&rsquo;s 200 year history of fighting fires. In 1994, the brothers borrowed on a credit card belonging to Robin&rsquo;s in-laws and opened their first shop, decorated with fire equipment and a hand-painted mural that depicted the local fire department. They even gave their subs firefighter-inspired names like &ldquo;Hook &amp; Ladder&rdquo; and &ldquo;Engine Company.&rdquo; Robin worked at the store w