"Meera," he said, "you need Tally Prime. Think of it as a digital khaata (ledger) that never makes mistakes."

Meera ran a small sweets shop, "Meera’s Mithai." She made delicious gulab jamuns and rasgullas , but she had one big problem: she didn’t know if she was actually making money.

Every evening, she scribbled sales in a tattered notebook. "Sold ₹2,000 of samosas. Bought ₹5,000 of sugar." But at the end of the month, the numbers never matched. Her cousin, Arjun, a college student, visited one day.

Just then, a customer bought 10 ladoos for ₹500 cash.