Traktor

http://www.mixonline.com/news/profiles/native-instruments-ni-komplete-2-upgrade-offer/376877

Upgrade to Komplete 2 from qualifying products.

http://www.sonicstate.com/news/2006/07/04/10-years-of-native-instruments-celebrated/

Discounts on specific products (no bundles)

http://rekkerd.org/native-instruments-announces-limited-time-komplete-5-upgrade-offer/

Registered Reaktor or Kontakt owners get discount on upgrades to Komplete 5

http://rekkerd.org/native-instruments-announces-30-discount-on-komplete-5-for-daw-owners/

30% discount on new purchase of Komplete 5 if you own a selected 3rd party DAW.

http://www.sonicstate.com/news/2009/07/02/kompletely-insane

60% discount on new Komplete 5 purchase.

http://rekkerd.org/native-instruments-announces-traktor-upgrade-offer/

New purchases of Traktor Audio interfaces get free upgrades to Traktor software.

http://rekkerd.org/native-instruments-announced-limited-time-offer-on-kore-2-komplete-6/

Discounts on new purchases of Komplete 6 + Kore 2. (instant crossgrade)

http://rekkerd.org/native-instruments-launches-kickstart-your-summer-special-for-producer-and-dj-products/

50% off all updates and upgrades across the the Komplete and Traktor software product range.

http://rekkerd.org/native-instruments-announces-time-limited-special-offer-on-traktor-and-traktor-scratch/

50% discount on Traktor Pro and Duo software and Traktor Scratch digital vinyl systems.

http://www.sonicstate.com/news/2010/11/25/ni-five-day-sale

50% discount on individual software and hardware products, no bundles.

http://www.sonicstate.com/news/2011/05/31/native-instruments-announces-50percent-off-sale/

50% discount on upgrades to individual products and Komplete bundles.

http://rekkerd.org/native-instruments-traktor-kontrol-s4-promo-free-scratch-upgrade-kit-this-july/

Newly registered owners of Traktor Kontrol S4 get free Traktor Scratch Pro 2 software with vinyl and CDs.

http://rekkerd.org/native-instruments-launches-free-pro-upgrade-special-for-traktor-kontrol-x1/

Newly registered owners of Traktor Kontrol X1 get free Traktor Pro upgrades.

http://www.sonicstate.com/news/2011/10/28/buy-maschine-get-free-sounds/

New purchases of Maschine or Maschine Mikro get 2 or 1 of select expansions free.

http://rekkerd.org/native-instruments-launches-special-offer-for-traktor-audio-interface-range/

New purchases of Traktor Audio interfaces get free upgrades to Traktor software.

http://www.sonicstate.com/news/2011/11/04/native-instruments-komplete-audio-6-interface-offer/

Existing Komplete and Maschine owners can get discount on Komplete Audio 6.

http://www.sonicstate.com/news/2011/11/25/ni-half-price-sale/

50% discount on individual software products from Komplete, Traktor, and Maschine lines (no hardware or bundles).

http://rekkerd.org/native-instruments-launches-time-limited-offer-on-traktor-kontrol-s2/

Discount on Traktor Kontrol S2

http://rekkerd.org/native-instruments-announces-time-limited-special-upgrade-offer-on-komplete-8/

Upgrade to Komplete 8 from qualifying products.

http://rekkerd.org/native-instruments-launches-bass-invaders-50-off-massive-razor-fm8/

50% discount on FM8, Massive, and Razor

http://www.sonicstate.com/news/2012/06/29/native-instruments-sale/

Discounts on Kontakt and several Kontakt libraries.

http://rekkerd.org/native-instruments-launches-time-limited-special-offer-on-traktor-kontrol-s4/

Discount on Traktor Kontrol S4

http://www.sonicstate.com/news/2012/07/05/ni-maschine-and-maschine-mikro-price-reduction/

Discount on Maschine MK1 and Maschine Mikro.

http://www.sonicstate.com/news/2012/07/10/half-price-summer-of-sound/

50% off upgrades and crossgrades to Komplete 8 and K8U, and some individual products.

http://www.sonicstate.com/news/2012/08/08/komplete-offer/

New purchases of Komplete 8 standard get three Ultimate instruments for free.

http://www.sonicstate.com/news/2012/11/07/native-instruments-bundle-on-sale/

Buy Komplete Audio 6, get Guitar Rig 5 free.

http://www.sonicstate.com/news/2012/11/23/native-instruments-thanksgiving-sale/

50% off selected products from Komplete, Traktor, and Maschine lines. (No hardware or bundles.)

http://www.sonicstate.com/amped/2013/02/01/native-instruments-savings/?utm_source=related&utm_medium=related_box&utm_campaign=rel_stories

Discount on new purchases of Komplete 8 regular and ultimate.

http://www.sonicstate.com/news/2013/05/13/limited-time-offer-on-maschine-expansions/

Get nine specific Maschine expansions together for $99 USD

http://rekkerd.org/native-instruments-launches-happy-hour-traktor-kontrol-z2-sales-special/

Discount on Traktor Kontrol Z2 for existing Traktor owners.

http://rekkerd.org/native-instruments-launches-limited-time-offer-on-traktor-kontrol-s4/

Discount on Traktor Kontrol S4

http://www.sonicstate.com/news/2013/07/02/more-sound-to-the-pound/

Get 5 free expansions with Maschine purchase or 3 expansions with Mikro.

http://www.sonicstate.com/news/2013/07/22/native-instruments-blockbuster-season-sale/

50% off select Komplete products (no bundles or hardware)

http://rekkerd.org/native-instruments-traktor-kontrol-s2-sale/

Discount on Traktor Kontrol S2

http://www.sonicstate.com/news/2013/11/22/additive-synth-updated-and-now-half-price/

50% off new purchases of Razor 1.5. (Free update for existing Razor 1.0 users.)

http://www.sonicstate.com/news/2013/11/29/native-instruments-thanksgiving-xxl-sale/

50% off upgrades and crossgrades to Komplete 9 or K9U, and also on selected software products, including Maschine expansions and Traktor Pro software.

http://rekkerd.org/native-instruments-launches-traktor-kontrol-z1-komplete-audio-6-winter-specials/

Discounts on Komplete Audio 6 and some Traktor Kontrol devices.

http://rekkerd.org/native-instruments-celebrates-traktor-djs-app-year-limited-time-price-drop/

Discount on Traktor DJ app.

http://rekkerd.org/native-instruments-launches-heavy-valentine-limited-time-traktor-kontrol-z2-sales-special/

Discount on Traktor Kontrol Z2.

http://www.sonicstate.com/news/2014/03/03/native-instruments-launches-dynamic-duo-sales-special/

Discount if you buy Komplete 9 (standard) and Maschine together (instant crossgrade)

http://rekkerd.org/native-instruments-launches-traktor-kontrol-x1-limited-time-spring-breaks-special/

New purchase of Traktor Kontrol X1 gets free Traktor Pro upgrade

http://rekkerd.org/native-instruments-launches-limited-time-price-drop-traktor-kontrol-s4-s2/

Discount on Traktor Kontrol S4 and S2.

http://www.sonicstate.com/news/2014/05/06/a-giant-beat-for-mankind/

Discount on Maschine Studio, Maschine, and Mikro.

http://www.sonicstate.com/news/2014/06/16/native-instruments-sale/

50% off upgrades and crossgrades of Komplete 9 and K9U and selected software products, including Maschine 2.0 upgrade.

http://www.sonicstate.com/news/2014/07/04/-ni-komplete-bundles-discounted/

Discounts on new purchases of Komplete 9 and K9U

http://www.sonicstate.com/news/2014/07/21/maschine-expansion-sales-special/

Buy one get one free on most Maschine expansions.

http://rekkerd.org/native-instruments-launches-ready-set-pro-limited-time-traktor-special/

New purchases of Traktor Kontrol X1 and Z1 get free Traktor Pro upgrade

http://www.sonicstate.com/news/2014/11/28/native-instruments-half-price-sale/

50% off selected software products in Komplete, Traktor, and Maschine lines (no bundles or hardware).

http://www.sonicstate.com/news/2014/12/02/native-instruments-announces-maschine-promotion/

Get 7 free expansions with new purchase of Maschine hardware.

http://rekkerd.org/native-instruments-launches-heavy-holidays-sale-traktor-kontrol-z2/

Discount on Traktor Kontrol Z2.

http://rekkerd.org/native-instruments-launches-komplete-audio-6-holiday-sales-special/

Discount on Komplete Audio 6.

http://www.sonicstate.com/news/2014/12/09/maschine-expansions-on-offer/

Get nine specific Maschine expansions together for $99 USD

http://www.sonicstate.com/news/2015/03/17/native-instruments-half-price-fx-sale/

50% off all effects products.

http://rekkerd.org/native-instruments-launches-sale-on-maschine-studio/

Discount on new purchases of Maschine Studio.

http://www.sonicstate.com/news/2015/04/30/ni-launches-keys-to-komplete-sales-special/

Existing Komplete owners buying new Komplete Kontrol get free or discounted upgrades to Komplete 10

http://www.native-instruments.com/en/specials/summer-of-sound-2015/

50% discount on Upgrades and crossgrades to Komplete 10 and Komplete 10 Ultimate and some individual products, including Maschine 2.0 update.

http://rekkerd.org/native-instruments-launches-open-file-format-stems/

Discount on Traktor Kontrol D2, S8, and F1.

http://rekkerd.org/native-instruments-launches-the-9-for-99-deal-on-maschine-expansions/

Nine pre-selected Maschine expansions for $99 USD.

http://www.native-instruments.com/en/specials/a-smart-deal/?utm_medium=email&utm_campaign=KKS+Special+c%3DKeyboards+b%3DKOMPLETE+t%3DSS_PD&utm_source=newsletter

$100 off Komplete Kontrol keyboards (except for the S88).

http://rekkerd.org/native-instruments-launches-50-off-thanksgiving-sales-special/

50% off on select Komplete, Maschine, and Traktor software products.

http://rekkerd.org/native-instruments-launches-maschine-sales-special-get-7-expansions-free/

Seven selected expansions free with new purchase of Maschine, Studio, and Mikro.

http://rekkerd.org/native-instruments-launches-komplete-audio-6-sale/

Komplete Audio 6 for $199 USD ($30 off).

http://rekkerd.org/native-instruments-launches-a-50-off-special-on-heavyocity-instruments-to-celebrate-nks-compatibility/

50% off Heavyocity instruments (even ones not normally available from native-instruments.com, strangely enough)

http://rekkerd.org/native-instruments-launches-spring-into-sound-promotion/

50% off all upgrades/crossgrades to Komplete 10 or Komplete 10 Ultimate

http://rekkerd.org/native-instruments-marks-stems-anniversary-with-special-pricing-on-traktor-kontrol-s5-d2/

Discounts on Traktor S5 and D2 controllers.

http://rekkerd.org/native-instruments-launches-komplete-10-discount-offer/

20% off Komplete 10 and 30% off Komplete 10 Ultimate (new purchases only)

https://rekkerd.org/native-instruments-launches-thanksgiving-sales-special-get-50-off-140-products/

50% off individual products

https://rekkerd.org/native-instruments-launches-komplete-audio-6-holiday-sales-special-2/

Discount on Komplete Audio 6 interface

https://rekkerd.org/native-instruments-launches-summer-of-sound-2017-sales-special/

Discounts on Komplete/Kontrol SW/HW bundles and on upgrades/updates/crossgrades.

https://rekkerd.org/native-instruments-thanksgiving-xxl-save-50-off-180-products-updates-upgrades/

50% off individual instruments and Komplete Upgrades, and Maschine expansions

https://rekkerd.org/native-instruments-launches-sale-on-komplete-11-komplete-audio-6/

$100/$200 off of new purchases of Komplete 11, also discount on Komplete Audio 6