Well, I give up
for at least a couple of months.
If you signed up for the Barlcaycard Arrival Plus while the 10 % bonus miles were still being advertised, the changes will not affect
you for at least a couple of months.
Leave them be
for at least a couple of months, and see what happens.
Work has been going on
for at least a couple of months, with Facebook putting in a lot of work before that.
Continue these follow up opportunities every week or two
for at least a couple of months.