GDPR is the GENERAL data protection law (lawyers call it 'lex generalis'), the ePrivacy Regulation is covers the protection of personal data in electronic communication SPECIFICALLY, (legal term 'lex specialis') and it looks likely to significantly affect B2B direct marketing.
Are you ready if you need consent for your B2B emails?
If not, you should probably be planning!
What have you done about personal data protection?
If you don't know, you probably need to think about it!