When British people write X after everything, are they being serious or trying not to be awkward?

I used to put xxx at the end of my statuses on Facebook. Then to be polite to my American associates...
I used to put xxx at the end of my statuses on Facebook. Then to be polite to my American associates...
Yes they do especially if they have been briefed by the Dispatcher working his or her flight.The ins...
A surge of measles cases has caused the CDC to update its advisory.
The once-popular star’s role in fracturing the sport has twisted how he will be remembered into knot...
Catching you up on the past week’s most notable product releases.
Fans can't get over how good she looks and sounds.
Just don’t dwell on it. I had a reoccurring dream for most of my life. It always had a house, a flig...
The folds and ridges of the human brain are more complex than any other in the animal kingdom, and a...
Davanti a un gruppo di amici si… per fare la furba avevo risposto malissimo ai miei genitori davanti...
The move comes as the chicken chain is expected to open more than 150 new stores this year.
By assuming that other planets are tiny balls suspended in the sky as opposed to being planets like...