sentence: Spending holidays with a group can be very convenient and , for some people , is the only way of travelling , but the advertisement did not state clearly that it concerned this particular type of holiday , which made me and some others feel deceived .
modified: Spending holidays with a group can be very convenient and for some people is the only way of travelling , but the advertisement did not state clearly that it concerned this particular type of holiday , which made me and some others feel deceived .
transformation: PUNCT, PUNCT