Don’t get bitten by your company’s DMARC subdomain ("sp") policy

If you choose to send from a subdomain, make sure all related configs are in place or deliverability will plunge.

Show one Marketo form to existing program members and another to non-members

People hitting an LP for the first time are quite different from existing program members, right? Yet (as far as I’ve seen) marketers don’t give them different experiences, though it’s super easy.

You’ll want this: Stamp every lead with an Original Form Submission UUID

You’re gonna love an upcoming post about detecting a net new person at form submission time (meaning in the browser, not just on the Marketo back end). The tasks in this post will get you ready.

Tip: If your integration tier is serverless, store job state in a standalone Marketo CO

This one’s for the devs. You could save yourself a whole database layer by using Marketo COs to store global or job-level metadata.

Fixing the Marketo forms Referrer value (_mktoReferrer) for SPAs

The Forms 2.0 library has a subtly gigantic bug when it comes to Single Page Applications (SPAs).

Marketo’s 3 ‘Email Suspended’ fields cascade to duplicates as well — somewhat like ‘Unsubscribed’ yet different

Not previously documented, but makes sense: Email Suspended, Email Suspended At, and Email Suspended Cause automatically sync to all duplicates.

Create real Dates from weird date-like strings using FlowBoost’s FBUtil.time (a.k.a Moment.js)

Thanks to poor engineering on the IT side, you might have… shall we say, “bespoke” date formats stored in string fields. FlowBoost can parse those and write to real date/datetime fields.

Yet another reason to keep ˂script˃ tags out of Forms 2.0 Rich Text content

Custom scripts should be added after and outside the embed code. Yes, it feels easier to drop JS into Form Editor, but with that ease comes new ways for stuff to break and much tougher debugging.