Blog

Insights on RSVP software, email deliverability, newsletters, community communication, and group messaging for nonprofits, HOAs, clubs, and community organizations.

Community organizations naturally earn high open rates — but only when their emails reach the inbox.
Featured Article

Why Community Emails Go to Spam — And How to Fix It

Gmail reads your email before your members do. Learn how inbox categorization works, what sends nonprofit and community email to spam, and how to reliably reach the inbox.

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Illustration of an armadillo comparing webmail with GroupPost.

How Many People Can You BCC? Gmail, Outlook, Yahoo Limits 2025

Gmail, Outlook, and Yahoo cap BCC at 100 recipients per message. Learn daily limits, why BCC fails silently above 50 recipients, and better alternatives.
Illustration of email messages and status codes representing soft and hard bounces.

Email Bounce Codes Explained: Hard Bounce vs Soft Bounce (550, 421, 452)

Complete guide to email bounce codes. Learn the difference between hard bounce (5xx) and soft bounce (4xx), what 550 5.7.1 means, and when to suppress bounced addresses.
Illustration representing reply-all email problem.

The reply-all email problem

Reply-all flooding is not an etiquette problem — it is a tool problem. See why BCC and distribution lists fail community organizations, and what to use instead.
Illustration of Website Signup Links.

Why We Added Website Signup Links

See why Formtabulous added embeddable signup links to help you grow an engaged mailing list easily.
Illustration representing comparisson of MailerLite and GroupPost platforms.

MailerLite vs GroupPost

MailerLite is email marketing for growing businesses. GroupPost is group email for communities. If your open rates are flat and your bill climbs every time your membership grows, the tool — not the content — is likely the problem. Here's the honest comparison.
Illustration of a cat comparing AMS with GroupPost.

Advanced Mass Sender: A Modern Cloud Alternative for High-Volume Email Messaging

Searching for an advanced mass sender? Skip risky desktop tools and discover GroupPost — a modern cloud-based platform for high-volume email messaging with deliverability, compliance, and analytics.
Illustration representing anti-email-marketing use case.

The Anti-Email-Marketing Use Case: When You Just Need to Keep People Informed

Not every email is marketing. Learn about the anti-email-marketing use case and how startups, nonprofits, and communities can send reliable group emails to existing members without campaigns or promotions.
Illustration of Email Marketing vs Newsletter Software.

Email Marketing vs. Newsletter Software: Who They’re Really Built For

Email marketing converts. Newsletter software connects. Discover their key differences and why intent matters most.
Illustration of a person pondering about communication evolution.

From BCC to GroupPost: How Communities Evolve Beyond Email

A guide to how groups outgrow BCC, listservs and hosting email. Check deliverability, add self-signup links, and see how GroupPost + RSVP connect—with fair, starter pricing.
Illustration of Free Tiers.

Beware of Large Free Tiers: You Might Be Paying with Deliverability

Big free tiers may seem appealing but often hide costs like poor deliverability and shaky infrastructure.
Illustration of Group Messaging.

Why Group Messaging Matters for Modern Communication

Discover how group messaging improves outreach, saves time, and boosts engagement.
Illustration of RSVP tool.

Why We Built Yet Another RSVP Tool

A modern, ad-free RSVP solution built for usability, accessibility, and real-world events.
Illustration of a couple comparing Mailchimp and GroupPost.

Mailchimp vs GroupPost: Which One Is Right for Your Community?

Mailchimp is email marketing for businesses. GroupPost is group email for communities. If your open rates are disappointing and your bill keeps climbing, the tool — not the content — is likely the problem. Here's the honest comparison.
Illustration of a couple comparing MailerLite and GroupPost.

MailerLite vs GroupPost

MailerLite is email marketing for growing businesses. GroupPost is group email for communities. If your open rates are flat and your bill climbs every time your membership grows, the tool — not the content — is likely the problem. Here's the honest comparison.
Illustration of a couple comparing Constant Contact and GroupPost.

Constant Contact vs GroupPost: Which One Is Right for Your Community?

Constant Contact is email marketing for businesses. GroupPost is group email for communities. This comparison explains the key differences in purpose, pricing, and inbox placement — and the one question that tells you which one you need.