< All Guides The 2026 ISV growth engine Table of Contents Payments as a strategic advantage –– Subscription SaaS growth has normalized –– Growth is getting more expensive, and expansion is harder –– Result: ISVs need revenue that scales with usage, not seats The right way to measure success (Hint: It’s not just TPV) –– Focus less on TPV and more on PAR –– Calculating PAR Solving operational friction –– Double-clicking on integration complexity –– How limited visibility hinders growth –– The impact of high processing costs How to have more flexibility with your payment offerings –– Verticalization vs. homogenization –– Demand for configurability –– Branding and UX control Partnership as a growth engine –– Beyond the API documentation –– The 2026 partner standard Your 2026 payment readiness playbook –– 1. Audit your attribution stack –– 2. Prioritize vertical-specific UX –– 3. Operationalize merchant adoption –– 4. Move from “set and forget” to “test and optimize” –– Bringing it all together