Register both the submit-time value transform and the per-form submission handler so a custom field type (signature, barcode) renders and persists end to end.

Feed your own lat/lon/icon/snippet markers to the in-app Map screen via mam_get_phone_data_before_send, with the exclude-from-map gotchas.

Use MAM Suite’s add-fields filters to inject custom fields into the contact form or the Add/Edit Listing form in code, including mobile keyboard types.

Inject a custom field into the app user profile, persist it with the per-field save filter, and read it back into the phone-data payload.

White-label an app in code: set theme colors through the settings cascade and icon, icon-background, and launch-screen branding through the frozen publish-app option keys.