CallingPost Blog

A messy spreadsheet or one inconsistent phone number can quietly derail your entire contact import. In this guide, we break down exactly how to format your list, sidestep the most common import errors, and clean up your data before you upload, so your groups are accurate and your first send goes off without a problem.

Filling seats is only half the job — the other half is making sure people actually show up. Here's how to use text, email, and voice broadcasts together to promote your event, confirm RSVPs, send reminders that actually get read, and handle last-minute changes (cancellations, venue swaps, safety alerts) without scrambling.

In a market full of shiny new communication tools, one question matters more than any feature list: will this platform still be here for your organization next year? CallingPost has been the answer since 1995 — and 30 years of loyal customers, world-class support, and over a billion messages delivered proves it.