SD have absorbed lots of different sports retailers now. JJB, Kickback, Lillywhites, to name but 3.
The other trouble that our local shops have is getting Dunlop accessories, like strings. It is quite frustrating when you want to avoid using SD, but like Dunlop rackets and strings.
"Tennis is just chess with balls."
Prince Classic Graphite 100, Prince Exo3 Graphite 93...who knows...who cares.