CoinTracker offers 10% off when you sign up with a promotional link -- you can receive the discount by signing up through this link -- you shouldn't need to enter in any code or do anything else to receive the discount, CoinTracker reached out to us and told us you simply need to sign-up through that link and you'll get the discount. They don't offer any other sign-up bonus offers as far as we're aware though -- just the discount mentioned above.