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Test Sender Names Safely — A/B test sender changes with your engaged subscribers first. Start Testing →

How to test new sender names without harming inbox rates?

Testing sender name changes safely:

Small test group: Start with a small percentage of your most engaged subscribers.

Control comparison: Send the same content with old and new sender names to comparable segments.

  • Monitor closely: Watch opens, clicks, and complaints for each variant.
  • Gradual expansion: If new name performs well, gradually expand usage.
  • Rollback plan: Be prepared to revert if the new name underperforms.

Sender name affects opens and potentially spam reports. Test before committing to changes.

Fly a new flag on a small squadron first before repainting the entire fleet.

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