Add punctuation: In contrast many will discover that their online behavior is monitored if they are exposed to an advertise saying Travel to London on the 15th May at 730 am for only 79 which is curiously enough similar to the search they made the day before
In contrast, many will discover that their online behavior is monitored if they are exposed to an advertise saying "Travel to London on the 15th May at 7.30 am for only 79" which is curiously enough similar to the search they made the day before.