I currently have three 9mm pistols (Hellcat Pro, XD Subcompact, and XD 4-inch), an XDS 45, 1911 45 acp, two 38 revolvers (wife carries one), and a 357 magnum.
I have an opportunity to buy an XD Subcompact 40 and am wondering if I should add another caliber.....thereby requiring more/different...