https://pointsmilesandmartinis.boardingarea.com/2013/09/spg-platinum-members-to-get-unlimited-delta-upgrades/
SPG Platinum Members To Get Unlimited Delta Upgrades - Points Miles & Martinis
Sep 9, 2013 - SPG Platinum members can now enjoy unlimited complimentary upgrades on Delta flights, enhancing their travel experience.
platinum membersto getspg
https://www.flystaypoints.com.au/using-virgin-australia-fly-ahead/
Velocity Platinum members can request Fly Ahead over the phone - Fly Stay Points
Nov 19, 2017 - Virgin Australia will allow Platinum members to request a Fly Ahead over the phone. This adds to the ability of Gold and Platinum to request at the airport
over the phoneplatinum members
https://get.projectplatinum.com/
Project Platinum - CH Active Members (1 Pay) | Blanchard Media
active membersprojectplatinumchpay
https://thepointsguy.com/news/lifetime-platinum-premier-spg/
Eligible SPG Members Now Have Lifetime Marriott Platinum Premier - The Points Guy
Jan 29, 2019 - 2018 was the final year Marriott offered Platinum Premier for life, and certain SPG members have now been grandfathered in.