Why is this the same phrase other account use? 
Trades are still free. Fyi im not sure what you mean about plus taking over? The specifics around it were communicated several months ago and the forum was openly discussing it for some time.
PHE for example is an AIM all share member, not AIM 100
SOU is AIM all-share
SEE is AIM all-share
RBD is AIM all-share