SaaS Finance Metrics Reference vs Email Best Practices

SaaS Finance Metrics Reference

By Dean Peters (PM)

Fast lookup guide for 32+ SaaS metrics, formulas, and benchmarks—no finance degree needed.

Email Best Practices

By Resend

Build reliable, compliant email features that reach inboxes, not spam folders.

SaaS Finance Metrics Reference

• Provides formulas and benchmarks for 32+ SaaS metrics including revenue, churn, LTV, CAC, NRR, and Rule of 40
• Flags red flags for each metric so you know when numbers signal trouble
• Organizes metrics into four categories: revenue & growth, unit economics, capital efficiency, and efficiency ratios
• Offers quick decision frameworks for common scenarios like 'Should we build this feature?' or 'Is this customer segment healthy?'
• Compares metrics across channels and customer segments so you can allocate resources wisely

Email Best Practices

• Guides you through setting up email authentication (SPF/DKIM/DMARC) to prevent emails from going to spam
• Explains how to build compliant email capture forms with proper consent and double opt-in
• Provides a catalog of common transactional emails (password resets, confirmations, receipts) your app might need
• Helps you understand legal requirements for marketing emails (GDPR, CAN-SPAM, CASL)
• Shows you how to handle bounces, complaints, and maintain clean email lists

Reach for SaaS Finance Metrics Reference when…

• You're preparing for a board meeting or investor call and need to refresh your metrics vocabulary
• You're in a business review and someone asks 'What's our CAC payback?' or 'What's a good NRR?'
• You need to evaluate whether a product decision will improve unit economics
• You're comparing marketing channels or customer segments and want to know which metrics matter most

Reach for Email Best Practices when…

• You're adding email features to your product and need to understand what emails to build
• Your emails are landing in spam and you need to fix deliverability
• You're launching a newsletter or marketing emails and need to stay compliant
• You need to set up password resets, email verification, or other user notifications