Fix signup activation by automating email deliverability checks and remediation

Fix signup activation by automating email deliverability checks and remediation targets a $6.0B = 200,000 mid-market SaaS and e-commerce businesses x $3,000 ACV (deliverability tooling + setup + monitoring) total addressable market with medium saturation and a year-over-year growth rate of 12-18% estimated for email infrastructure and deliverability services due to SaaS growth and stricter mailbox policies.

Key trends driving demand: DMARC and mailbox enforcement -- broader adoption forces senders to authenticate or face delivery failures, increasing demand for remediation tools.; SaaS dependency on email activation -- signup-confirmation and password flows are high frequency and revenue critical for SaaS growth.; Segmentation of marketing vs transactional sending -- best practice of separating reputations increases operational complexity and product opportunity.; Automation and observability -- teams want continuous monitoring and automated fixes rather than one-off manual checks..