People with businesses or offices. Especially those who handle considerable amounts of money or customer information. Manage the records of your clients, facilitating mathematical calculations for you as you schedule each product to the debt registry of the App. FUNCTIONS: You can do the following: 1- Add phone contacts, easier. 2- Make phone calls. 3- Add subscriptions in real time. 4- Edit the dates. 5- Product prediction. (modifiable). 6- Personalized notes to each debtor. 7- Keep the