You can access this function in the Expenses page of the CREATE PROJECTION section. 

Click here to access the section in Budgeto

Here's how to add new type of expenses:

1 - Press on EXPENSES CATEGORIES: To access the MANAGE CATEGORIES menu.

2 - Press on MANAGE EXPENSES to access the edit menu.

Each time you want to add a new expense, follow these steps: 

3 - ADD: To add a new EXPENSE TYPE.

4 - CATEGORY: Select the CATEGORY you want the new expense in.

5 - EXPENSE: Name your new type of expense.

6 - SAVE : Save the new entry.

7 - BACK : Return to the LIST OF EXPENSES menu.

8 - ERASE : To delete an entry.