QUESTION: Fix 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
ANS: 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.

QUESTION: Fix punctuation: The closest airport for Lercara Friddi is
ANS: The closest airport for Lercara Friddi is:

QUESTION: Fix punctuation: The BIS Yeti System is preeminently suitable for
ANS: The BIS Yeti®️ System is pre-eminently suitable for:

QUESTION: Fix punctuation: Plagiarists are always suspicious of being stolen from STColeridge
ANS:
Plagiarists are always suspicious of being stolen from. S.T.Coleridge