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...
Newark Liberty International Airport on Monday will reopen a closed runway that has contributed to w...
Just take some break from this relationship, I'm not saying to do the breakup but just give some spa...
My mother did this back in the 1960s. We were in South Carolina, but being military and very young,...
most likely you are wearing briefs or boxer briefs the knit fabric traps and hold sweat that is why...
If you do not know, it only means one thing. A bastard and his parents are not treated well in that...
Rare methanol isotopes were found in young star HD 100453, offering new insights into the chemistry...
Ukraine said it attacked the Crimean Bridge with explosives as Russia closed traffic on the route li...
Scientists capture tiny worms creating towering "superorganisms" in the wild.
You gotta understand the dynamic between the human males brain and his penis. They have a special bo...