Read the question carefully and identify the main keywords
Break the answer into 3 to 5 core points
Turn each core point into a short phrase or keyword
Repeat the keywords out loud several times
Write the answer once from memory
Check what you missed and rewrite only the missed parts
Use simple memory tricks like acronyms or associations
Focus on the first words of each point
Review the answer immediately before sleep or after a short break
Practice recalling the answer without looking at notes