Agree I don't recall seeing any Marlow owners but easy to ignore and we want to avoid a request for a separate Marlow section.
To subscribe to the Marlow-Mainship Forum open the forum and click on the Forum Tools drop down and select Subscribe To This Forum
Here's a screen shot for the KK Forum as an example (I'm already subscribed to the M-M so it doesn't show up for me - only unsubscribe)
Maybe I need to add that to the getting started post??
2008 MS 34 HT Trawler