Who called from 8012109903

Voice message left, just a lot of people talking in the background, then a hang-up.
This is why I don't pick up the phone unless I recognize who's calling

Normally don't pick up numbers I don't recognize, but grabbed this.  They supposedly are a 3rd party seller of something to use with Salesforce.com.  I believe he said he was with martechadvisor.com and wanted to send me some info.  Would not give him my email address and said not interested.  Not sure if legit or not.

I didn't pick up since I didn't know the number, but they didn't leave a message. Everyone who knows me leaves a message.

Screaming.  I hung up.

No message left. Means nothing important.