Originally Posted by
openwheelracing
Certainly possible a savvy credit card user and churners may be profitable for Chase. However, I would wwage you are small minority. CSr popped up in 2016 with 100k SUB which created several "influencers" that are teaching art of churning. That cants be sustainable.
Hence the drooping of the SUB to 50k and the institution of the 48 month and only one sapphire bonus rules.