And it seems that the banks are aware of this. Two weeks ago only used a credit card for a bunch of uber trips in eastern parts of europe*. Maybe 8 - 10 rides,

And it seems that the banks are aware of this. Two weeks ago only used a credit card for a bunch of uber trips in eastern parts of europe*. Maybe 8 - 10 rides, max 20 euro total charge... bank found the charges/refunds of uber suspicious enough to block my card as security measure (for already total mount of less then 20 euro)