Explanation:
She should use a spreadsheet application, which allows for greater planning of two expenses.
Through the use of spreadsheets it is possible for the individual to have greater knowledge about relevant information about his financial life, such as spending behavior, analysis of consumption trends and habits that interfere when establishing greater control of finances.
Spreadsheets help to reduce unnecessary costs, save more money, achieve goals, better plan the use of money, identify excessive spending and several other factors to improve the use of money.