Sure, it’s terribly unprofessional when you’re dealing with a client.
You can only chat with one person at a time.
Here’s why... None of the feels: If you’ve ever considered sneaking quietly out of a relationship, you know that most of the time, there’s no concrete reason.
Shutterstock) Talking points: This is why, in your search for a gentle letdown, you draw on cliché (“It’s not you, it’s me”).
The Ghost Protocol: Best practices for ghosters?
If the person seems to be active online but inactive with you, take the hint.

Source - Hindustan Times