Frank_Breen2

Welcome to the world email developing for different clients, MS Outlook for Mac and MS Outlook for PC are developed by different Microsoft teams and each render emails very differently, I find MS Outlook for Mac is very generous with spacing, others are very tight, I think it goes back to the days w...

I'm not able to replicate on my side, Email 2.0 is very buggy and bugs differ from instance to instance, it may be worth opening a support ticket to get Marketo to investigate.

Jonathan Yu​, if you want to check how many people you are allowed in your Marketo subscription, you're best chatting with your Marketo Account Rep, they will have the clear number. Using Darell's method is the place you go to monitor DB size.

My first question would be are all 10,000 People good and working, i.e. do you have any bad data or unmarketable People in there that could be removed to reduce your DB size. Things I'd start with are:People with no email address and have no activity (ie make sure Sales didn't create them on purpose...

Steve Schaefer​, do you have any documentation around Device Type in Email Insights?

To investigate this, I prefer to do it via a Smart List, bring in Opened Email (Click Link in Email works too) and set Email to Any, a Date Constraint can be added too, then add a Constraint of Device, the dropdown will be all the Devices that an email has been opened in:You may also want to do a Pl...

Social networks cache images usually, Facebook have these instructions on a possible fix: Webmasters - Sharing - Documentation - Facebook for Developers. You may want to follow these instructions to debug: Best Practices - Sharing - Documentation - Facebook for Developers.

You can do this via a Smart List, criteria is:Use the Any FilterBlack Listed = trueUnsubscribed = trueMarketing Suspended = trueEmail Invalid = trueEmail Address is emptyThis list will be all the people that fall into the Blocked Leads list.