Because of the many things that appeared in a civilization that needed to be recorded.
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It's called Quipus.
To record their religious writings and legends.
1. advanced cities (including things such as homes, palaces, churches, or pyramids) 2. specialized workers (anything from farmers to doctors) 3. complex institution (schools, businesses, shops...) 4. record keeping (birth records, death records...) 5. advanced technology (anything from the wheel to computers)
The civilization that developed a system of writing using hieroglyphs is the Egyptian civilization. They were very advanced with their writing system.
well not a cash system but they used goods such as cacao beans and salt for money.