Windows Installer contains tables that can carry the properties of the .msi package.

• ActionText: contains text to be displayed in a progress dialog box, and written to the log for actions that take a long time to execute. The displayed text consists of the action description and optionally formatted data from the action. Learn more
• AdminExecuteSequence: lists actions that the installer calls in sequence when the top-level ADMIN action is executed. Learn more

• AdminUISequence: lists actions that the installer calls in sequence when the top-level ADMIN action is executed and the internal user interface level is set to full UI or reduced UI. The installer skips the actions in this table if the user interface level is set to basic UI or no UI. Learn more
• AdvtExecuteSequence: lists actions the installer calls when the top-level ADVERTISE action is executed. Learn more
• AdvtUISequence: MSI installer does not use this table. This table should not exist in the installation database or it should be left empty.
• InstallExecuteSequence: lists actions that are executed when the top-level INSTALL action is executed. Learn more

 (more coming...)

 The following covers an indepth understanding of:

• Action Execution Order: order of action execution is determined by the sequence of actions that have been authored into the sequence tables and by the order in which the installer runs the sequence tables. Learn more