If user is not reachable via Notifications, reach out via Email and Observe CTA clicks
Case 1: If Avg CTA of 3 emails >10%
Move to the next stage
Case 2: 5≤ Avg CTA Clicks ≤ 10
Checkout Time spent/Article, if Overall Time spent is >8 Mins, Move to next stage
2) If Case 2, Condition 1 is not met, Repeat the cycle for another 3 Days, 1 Notif/day
Case 3: If Avg CTA clicks <5 & Time spent <8 Min
Repeat the cycle for another 7 days with second highest RS after discovery Stage