https://app-aba.marketo.com/#LT149B2ZN9
https://app-aba.marketo.com/#LP2864B2
boomi
Each domain would have its own DKIM, SPF and CNAME.
It is important while that is flexible for landing pages the tracking domain for emails is restricted to one (for now).
Please keep in mind leads tracked in one domain may remain anonymous in another until they fill out a form or click a tracked link.
The choice of a single or multiple workspaces/partitions is driven by business. Think of workspaces as separate branches of a single parent company. Setting up partitions allows to manage leads independently, including duplicates across partitions.