Compare Folderly and Warmy for email deliverability. Learn why companies upgrade from warm-up tools to complete deliverability platforms when inbox placement becomes mission-critical.

Google is retiring Postmaster Tools v1 by end of 2025, removing domain and IP reputation dashboards. Learn what's changing in v2, why it matters, and how to prepare your deliverability monitoring.
Stop losing leads to bounced emails. Learn what causes email bounces, how to fix them, and proven strategies to protect your sender reputation and boost deliverability.
Stop letting spam trigger words kill your email deliverability. Discover 100+ words that land emails in spam folders and get proven alternatives that actually work in 2025.
Getting perfect deliverability scores but no replies? Learn why inbox placement is just the beginning and discover the proven framework for turning email visibility into actual conversations and revenue.
Discover why cold emails often land in spam and learn the complete 2025 guide to fix it. This article covers essential email authentication (SPF, DKIM, DMARC), sender reputation management, content best practices, list hygiene, sending patterns, and a 7-step remediation plan to improve inbox placement and email outreach success in 2025.
Discover the 5 critical mistakes that are sabotaging your cold email campaigns in 2025. From AI-generated content that triggers spam filters to authentication failures that kill deliverability, learn what's changed in the email landscape and how to avoid the pitfalls that make legitimate senders look like spammers. Essential reading for anyone serious about email outreach success.
Making your first steps in the cold emailing is challenging. But this comprehensive guide will help you make them. You'll learn how to build a sender reputation for a new mailbox and find out many tips that will make your cold outreach effective.
Discover Folderly AI, the first cold email generator powered by insights from 1 million+ analyzed emails. Generate high-converting sequences in seconds that actually get replies and close deals. Built for sales and marketing teams who need data-driven outreach that works. No credit card required to start.
Email deliverability isn't just a tech issue anymore — it's your new sales metric. Learn the 5 critical trends reshaping inbox placement in 2025 and how to turn them into your competitive advantage.
Microsoft updated its authentication requirements for Outlook high-volume senders. Non-compliant messages get junked or rejected starting May 2025.