I have a new KEH coupon code: EX12RUMORS will give you 12% off cameras and 15% off lenses with free shipping (for EX/EX+ grade gear, valid on December 18+19 only).
KEH is also offering a limited-time holiday promotion: 365-day warranty (KEH usually offers a 180-day warranty but will be extending that during the holidays).
All Leica gear available at KEH can be found here: