Most of the storefronts erected since the 1960?s have aluminum framing for the plate-glass windows and doors??.. There is no way to spread that far enough away from the jamb without destroying the door frame and breaking the glass, plus occasionally breaking the plate glass show window alongside. In addition if you do decide to break the glass, there is an aluminum push bar inside at waist height that forces you to crouch and crawl over the shards. This push bar can be removed, if need be, by ? 218
Hammering straight in on it, thereby stripping the threads off the aluminum bolt. This should be the last choice of entry methods, because it is dangerous and takes more time than through the lock entry.