what are the metro (grocery store)'s strengths in its reward system?

B) Based on the opportunities below, what are the threats to those changes?

• Metro app upgrades
• Option to receive update emails on their repeated purchases depending on their segmented category; Family Feeders, Healthy/Natural, Gourmet, or General.
• Different options when receiving the notification (application notification or text message)
• Enable the option to add a credit/debit card to their account.
• Partnered business to share reward points amongst all.