1. <u>Heading - Subject of the memo</u> (Like heading gives an idea about the subject about which the work is going to talk about).
2. <u>Main idea- Key points of the memo</u> (key points give the main idea of the memo).
3.<u> Explanation and Supplementary details</u>- description of the issue and possible solutions.(Explanation is synonymous to description providing details of the topic).
4. <u>Summary- Purpose of the memo</u> (Because summary provides the glance of the topic and thus, revealing the purpose too.