Consulti Blog

Practical guides on B2B prospecting, email deliverability, and cold outreach — written for growth-focused teams.

How to Write Personalized Cold Emails at Scale Using AI in 2024
Cold Outreach

How to Write Personalized Cold Emails at Scale Using AI in 2024

Discover how to write personalized cold emails at scale using AI in 2024. Sales reps using personalized outreach see 14% higher open rates and 10% better response rates. Learn the AI-powered framework that top sales teams use to personalize hundreds of emails without burning out their team.

May 6, 20267 min read
Email Spam Score: What It Is and How to Fix It
Email Deliverability

Email Spam Score: What It Is and How to Fix It

Your email spam score is a number assigned by spam filters — primarily SpamAssassin — that determines inbox vs. junk folder placement. Below 5 is safe; above 10 means blocked. This guide covers how spam scores are calculated, how to check yours free, and 10 concrete fixes: SPF/DKIM setup, list cleaning, content fixes, and blacklist removal.

Jay FeldmanMar 24, 202611 min read
50 Cold Email Subject Lines That Actually Get Opened (2024)
Cold Outreach

50 Cold Email Subject Lines That Actually Get Opened (2024)

After testing millions of cold emails, I've distilled 50 cold email subject lines that consistently outperform. The average open rate is 20-25%, but personalized subject lines push past 40%. These 50 lines are organized by category — curiosity, pain point, social proof, follow-up, and breakup — with open rate benchmarks and A/B testing tips.

Jay FeldmanMar 19, 20269 min read