Any estimates longer than 3 days tend to be wrong

So breakdown tasks so that each part can be finished within 3 days.

Break down tasks by 𝗱𝗲𝗰𝗼𝗺𝗽𝗼𝘀𝗶𝗻𝗴 𝗹𝗮𝗿𝗴𝗲 𝗰𝗼𝗺𝗽𝗹𝗲𝘅 𝘁𝗮𝘀𝗸𝘀 into smaller, more manageable ones. For example, we found that jobs estimated up to 3 days of work are accurate.

Dr. Milan Milanović