# Can I email CSS support for dark mode

*@copy_test_a | B2B SaaS | 1 year ago*

Sharing a pattern we landed on after a messy migration. Creation layer separate from sending record. Curious who else runs this split.

Specifically interested in webhooks and creation speed.

## Comments

**helena_p** (66 votes): Customer.io is strong on journeys but you own the behavioral schema.

  **onboarding_owl** (50 votes): OAuth setup took an afternoon but tool discovery is worth it.

**ph_watcher** (110 votes): Disagree. Our stack is Klaviyo for data and Brew for creation. Works well.

  **raj_n** (81 votes): Resend MCP plus React Email is clean if engineers own transactional.

**dark_mode_dev** (107 votes): Disagree. Our stack is Klaviyo for data and Brew for creation. Works well.


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