Got this offer via email - needs to be boosted before shopping :)
Boost your balance with:
• 2000 points when you spend $50 - $99.99 in one shop or
• 4000 points when you spend $100 - $149.99 in one shop or
• 6000 points when you spend $150 or more in one shop
This time offer is from Monday to Thursday(not Sunday).
It seems not targeted.Most of my accounts received it.