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The BillyPaid Blog

The research behind a better invoicing platform

We're constantly digging into payment benchmarks and data to make BillyPaid the best invoicing platform out there. This is where we share what we learn. Got a stat, a study, or a suggestion of your own? We'd love to hear it .

Email open rate by day of week, 2026 010203040%29.67Mon31.27Tue30.27Wed30.42Thu30.18Fri29.99Sat30.6Sun

Fig. 1: Email open rate by day of week

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Best Day to Send an Invoice: Data Reveals All [2026]

Tuesday emails get opened at a 31.27% rate, the week's highest, according to Omnisend's 2026 analysis of roughly 26 billion sends. Full day-of-week and wording data for getting an invoice opened and paid.

Invoicing 10 min read Updated Sep 2026

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Getting Paid 10 min

92% Paid: Reminder Tone Presets That Work [Complete 2026 Guide]

Invoices carrying an "Interest" or late-fee note, the firmest of four wording presets FreshBooks tracked across more than 1 million invoices, are ultimately paid 92.15% of the time. Full 2026 data on building a reusable tone preset library instead of picking one tone for an entire reminder sequence.

Getting Paid 9 min

Overdue Invoice Recovery Rate by Age 2026: From 68.9% to 8.9% [Data]

An overdue commercial invoice is 68.9% recoverable at 90 days past due, but that probability collapses to 8.9% by two years, per Commercial Collection Agencies of America benchmark data. Full 2026 breakdown of how recovery odds and write-off risk move at every stage of an invoice's age.

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Getting Paid 9 min

89% Paid: How to Ask for Payment Politely [Complete 2026 Guide]

Invoices and reminders that ask politely, using "please" or a "Thank You" closing, are ultimately paid an average of 88.84% of the time, according to FreshBooks's 2026 analysis of more than 1 million small business invoices. Full 2026 guide to exactly what to say, at every stage from the first invoice to a firm final notice.

Getting Paid 10 min

When to Send Your First Payment Reminder 2026: 70% Send It Before the Due Date [Data]

70% of the businesses with the highest invoice-collection rates send their first payment reminder before the invoice is even due, according to debtor-management platform Trove. Full 2026 data on timing, term length, and what waiting costs.

Getting Paid 11 min

50% Higher Opens: Best Subject Lines for Payment Reminders [2026 Data]

Personalized payment reminder subject lines get opened 50% more often than generic ones, according to Yes Lifecycle Marketing's analysis of more than 7 billion emails. Full 2026 data on word count, personalization, urgency, and emoji effects on reminder open rates.

Getting Paid 9 min

Invoice Follow-Up Email Open Rates 2026 [Full Data]

Autoresponder sequences, the automated-email category closest to an invoice follow-up reminder, average a 51.05% open rate versus 45.38% for a single triggered send, according to GetResponse's 2024 Benchmarks Report on 4.4 billion messages. Full 2026 data on sequence position, timing, and channel.