Question

for what purpose messaging option is given if i doesnt have any friends​

Answer 1

$\huge{\mathcal\blue{Hello\:Friend,}}$

For future purpose... The time when you will have frnds... and also had given more than 1000 answers you will be able to talk them personally...

And if u don't have any friends I can be your frnd...

$\huge\red{\boxed{Stay\:Happy}}$