Revision. Critical Paragraph writing

 It states the Topic and the controlling ideas which limit the focus to two or three ideas. 

 It states the Topic and the writer's position (stance) towards the topic. 

It states the Topic, the writer's position (stance) towards the topic and the specific points (controlling ideas) that will be discussed in the paragraph.

To introduce a perspective that supports the main argument but uses different evidence or sources.

To introduce a perspective that addresses an opposing viewpoint on the same topic, thereby strengthening your argument that is stated afterwards in the Topic Sentence.

To introduce a perspective that addresses an opposing viewpoint after your main argument is established in the Topic Sentence. 

Describing the visual or textual source to contextualize a particular event or development. 

Summarizing the information provided in the source to provide a general overview.

Explaining and evaluating the source's content, purpose, and relevance to understand how it can support or challenge your argument.