This auntie sells noodles at the coffee shop. She has a strategic system to remember which customers are eating which noodles at her turf. Look at her plot out her customers’ positions like an army general.

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![IMG_0813.jpeg](https://m.stacker.news/25414)

This auntie sells noodles at the coffee shop. She has a strategic system to remember which customers are eating which noodles at her turf. Look at her plot out her customers’ positions like an army general.