They are no longer a merely a visiting card with contact details but designed to coordinate the corporate image possibly with logo, mission /vision statements even key selling points.
And of course - that is not a new idea !
Here is a 'blast from the past ' before mobile 'phones, PCs...........
|Heck ! This was a long time ago, back in the last|
century and I still had my own hair and teeth !
Note the Telex number - Anybody remember telex?
Handshakes and exchanging business cards