If I have business cards that I have collected from shows or events, can I email those individuals?

It would depend on what was said during the exchange of information between you and the owner of the business card. If it was understood from the outset that by providing you their business card they are seeking correspondence from you, then you can use those addresses as part of your contact list(s). However, if you have not received their permission then you may not email them. Even if permission

August 6, 2018