Publication lists are used to manage subscriber preferences at the communication theme level. They allow subscribers to opt in or out of different types of messages, such as newsletters, promotions, or events. List unsubscribes a nd journey builder sends are not related to communication themes.

Utilizing exit criteria for the journey is a way to simplify the journey that has a decision split prior to every email send to remove certain subscribers from the journey. Ex it criteria can define when contacts should exit the journey based on specific conditions, such as unsubscribing or making a purchase. This will eliminate the need for multiple decision splits on the journey canvas. [Source: Trailhead]

 Not Sent Tracking Extract is the tool that should provide a list of subscribers who didn’t receive the expected emails. Not Sent Tracking Extract is a type of tracking extract that allows you to export data about subscribers who were excluded from an email send due to various reasons, such as suppression lists, publication lists, frequency capping, etc. You can use this tool to identify why some subscribers didn’t receive your emails and take cor rective actions if needed. _sent Data View is a system data view that allows you to query data about subscribers who were sent an email within the last six months. ‘Subscribers Not Sent To’ report is not a valid report in Marketing Cloud.

A Tracking Data Extract is a type of data e xtract activity that allows marketers to export tracking data from Marketing Cloud to an external system, such as Azure Blob. A Tracking Data Extract can be configured to include various types of tracking data, such as email sends, opens, clicks, bounces, unsubscribes, etc. A Tracking Data Extract can be combined with a File Transfer activity to transfer the extracted file to the desired location.

An Import Activity is a type of automation activity that can be used to import data from an external source into a data extension. It supports various file transfer protocols, including Amazon S3 buckets. An Import Activity can be co nfigured to run on a schedule or triggered by an event.

Email Overlay View is the area of the application that should provide the data on link performance for a specific email, including Total Clicks and Unique Clicks. Email Overlay View shows a visual representation of your email with metrics for each link, such as how many times it was clicked, by whom, and when. You can access Email Overlay View from the Tracking tab by selecting an email send and clicking on View Email Overlay. Send Performance Tab shows metrics for an email send, such as Sent, Delivered, Opens, Clicks, etc., but not for each link. Tracking Conversions Tab shows metrics for conversions that occurred as a result of an email send, such as purchases, sign-ups, downloads, etc., but not for each link.

To identify the subscribers who have opened an email in the past year, you should use the _Open data view. This is a system data view that stores information about email open events for all subscribers in your account.  You can query this data view using SQL to filter by date and email name or ID

 A query activity allows you to use SQL statements to retrieve data from data extensions and data views based on spec ific criteria.  You can use a query activity to find the affected customers by using a date range parameter in your SQL statem ent

A PIs are application programming interfaces that allow different systems to communicate and exchange data with each other. APIs can be used to perform various tasks in Marketing Cloud, such as creating or updating subscribers, sending messages, triggering a utomations, retrieving tracking data, etc. APIs can also be used to update subscriber information in real time based on their actions or preferences.

The List U nsubscribe header is a feature that allows subscribers to unsubscribe from an email by clicking a link in their email client.  This feature does not require RMM to be enabled in the account, and it can generate unsubscribe reasons related to RMM