informed
having a lot of knowledge or information about a particular subject or situation
having all the necessary information
having the correct and appropriate information
genuinely having a deep and accurate understanding
having information from a source that can be trusted
having detailed and up-to-date information
having incorrect or insufficient information (often used with a hyphen)
having sufficient information for a purpose
having knowledge about politics
having very little or incorrect information
having a fair amount of information
having incorrect or insufficient information
based on a good knowledge of relevant theories
based on a good knowledge of history
to have knowledge or information about something
to continue to give someone information about something
to continue to have the latest information about a situation
to make an effort to continue to have the latest information
used to specify the subject of the information
used to specify a particular fact or event one is told about; often more formal than 'about'
used to specify a topic or the progress of something