To ensure that emails are sent at the optimal time for each prospect on a global scale, Pardot administrators should utilize the Einstein Send Time Optimization feature. This capability, part of Salesforce Pardot's Einstein suite of AI tools, leverages machine learning to analyze each prospect's engagement history and predict the most effective time to send emails. This analysis considers various factors including past open and interaction times to tailor email delivery schedules individually. By enabling this feature, marketers can significantly increase the likelihood of their emails being opened and acted upon, optimizing campaign effectiveness across different time zones and individual prospect behaviors. This targeted approach helps in maximizing engagement by delivering emails when prospects are most likely to be attentive and responsive.

Marketing Cloud Account Engagement can sync with Salesforce custom fields that are on the Lead, Contact, or Account objects. Custom Prospect fields in Marketing Cloud Account Engagement can be mapped to custom Lead or Contact fields in Salesforce. Custom Account fields in Marketing Cloud Account Engagement can be mapped to custom Account fields in Salesforce. Custom Opportunity fields in Marketing Cloud Account Engagement can be mapped to custom Opportunity fields in Salesforce. Custom Record Type fields are not supported by Marketing Cloud Account Engagement and cannot be synced

The two actions that can be used to change a prospect's Marketing Cloud Account Engagement campaign are:
Create an automation rule to change Marketing Cloud Account Engagement campaign for prospects meeting certain criteria. An automation rule is a rule that runs continuously in the background and matches prospects based on the criteria you set. You can use an automation rule to perform actions on the matched prospects, such as changing their Marketing Cloud Account Engagement campaign to the one that is relevant to their attributes or behaviors.
Manually change the prospect's Marketing Cloud Account Engagement campaign when editing the prospect record. You can also change a prospect's Marketing Cloud Account Engagement campaign by editing their prospect record and selecting a different campaign from the drop-down menu. This is useful when you want to change the Marketing Cloud Account Engagement campaign for a single prospect or a small group of prospects.