Its ironic Herts liked your post.
The reality is certain posters follow me around every thread and harass me. Herts was the chief culprit here though the other usual suspects gather - then when you chuck it back they start moaning and complaining.
Unfortunately if it persists so will I
Yes it’s entirely acceptable as long as the players who replace them meet the criteria - we could if through replace Gyokeres with Walker whose a member of the first team squad. Rest Hamer as well as long as it’s not a non first team replacement