January 16, 2026•11 min read

Build vs Buy: Email Infrastructure for SaaS

A technical founder's guide to the build vs buy decision for email infrastructure. Honest analysis of when building makes sense, when it's engineering hubris, and the true costs most teams underestimate.

Nik@nikpolale

SaaSEmail InfrastructureTechnical

December 22, 2025•11 min read

How to Set Up Email Authentication (SPF, DKIM, DMARC)

Improve your email deliverability by setting up SPF, DKIM, and DMARC. A practical guide for SaaS companies that explains what each does and how to configure them.

Nik@nikpolale

TutorialDeliverabilityTechnicalEmail Authentication