Therapy exercises needed to be more appropriate for the video gaming environment, therefore, involuntary pauses were added to sustained vowels, short phrases were slowed down with longer pauses between phrases, and the amount of longer phrases were decreased. The behaviors that were exhibited by the players also needed to be prompted to change, as a result pop-up messages were modified to elicit changes in high or low amplitude and pitch range. The algorithm controlling the event rate of each pop-up box was also broadened to warn participants earlier about changes in their behaviors