October 6, 2023
Gold card added to the Platinum family
Gold card terms began excluding applicants who have or had the Gold, Premier Rewards Gold, or any Platinum version; the Platinum cards' own terms were unchanged, so prior Gold holders remained eligible for Platinum offers.
September 1, 2023
Consumer and Schwab Platinum cards combined into one welcome-offer family
Date approximate (month only). The consumer and Schwab Platinum terms began excluding previous or current holders of any of the three Platinum versions, while Morgan Stanley Platinum applicants remained eligible regardless.
January 1, 2023
Family language added to Delta consumer cards
Year approximate. Frequent Miler describes the Delta family structure as one-directional: holding a lower-tier Delta card does not block a higher-tier bonus, but having held a higher-tier card may block lower-tier bonuses.
August 1, 2018
Cross-issuer SPG/Marriott bonus restrictions documented
Date approximate (month only). TPG documented new welcome-offer limits across the Marriott and SPG card lineups that reference holding or recently earning bonuses on specified cards from the other issuer, using 30-day, 90-day, and 24-month look-backs.