1) Email to Status_Match@choicehotels.com
2) Attached my Best Western Diamond Proof
3) Within 24 hours I got it approved as followed
Congratulations! Based on your elite level with Best Western Rewards, you have been upgraded to a Choice Privileges® Elite Platinum member; the highest level awarded under our Status Match program. Your new elite status will remain in effect until December 31st of 2019. After this date, you must qualify for elite status each calendar year by staying with Choice Hotels. The more you stay, the higher status you can earn.