Robert Adler is the founder of Sarge Digital that specializes in Email Marketing, SEO, Affiliate Marketing, and Email Deliverability. 

In this interview, Rob talks about:

💥 The difference between SPF, DMARC and DKIM and why they're important 

💥 The benefits of creating subdomains in Mailgun for every client 

💥 Context Filters and why it's critical to understand them 

💥 How ESPs decide what's Spam and what should hit the inbox 

💥 Tools you can use for spam testing