"Aria had hoped she and her old friends might reunite, especially since they'd all recieved notes from A" page 26 Perfect A pretty little liars novel

The quote "Aria had hoped she and her old friends might reunite, especially since they'd all recieved notes from A" is significance because Aria also thought A was Alison, but she was wrong so she had to tell her friends and the said that they all had been recieving messages from A. If Aria hadn't told her friends then they wouldn't be talking to each other. Aria and her old friends were meeting at a playground when they found out that they were all getting messages from the same person. The only reason why Aria thought that A was Alison was because she only secrets about her.