# Income

- [Customer Invoices](https://docs.simpleaccounts.io/product-guides/income/customer-invoices.md): A customer invoice is a document or bill issued by you to the customer notifying the payment of goods or services.
- [Create and send invoices to a customer](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/create-and-send-invoices-to-a-customer.md)
- [Send invoices to a customer](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/send-invoices-to-a-customer.md)
- [Check the status of an invoice](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/check-the-status-of-an-invoice.md)
- [Edit the payment details on an invoice](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/edit-the-payment-details-on-an-invoice.md)
- [Update payment details on an invoice which is already sent (for which no payment has been recorded)](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/update-payment-details-on-an-invoice-which-is-already-sent-for-which-no-payment-has-been-recorded.md)
- [Manually record payment on a customer invoice](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/manually-record-payment-on-a-customer-invoice.md)
- [Change date on an invoice](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/change-date-on-an-invoice.md)
- [Delete an invoice](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/delete-an-invoice.md)
- [Sort invoices dating oldest to newest](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/sort-invoices-dating-oldest-to-newest.md)
- [View paid invoices](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/view-paid-invoices.md)
- [Income Receipts](https://docs.simpleaccounts.io/product-guides/income/income-receipts.md)
- [View invoices as receipts](https://docs.simpleaccounts.io/product-guides/income/income-receipts/view-invoices-as-receipts.md)
- [Quotations](https://docs.simpleaccounts.io/product-guides/income/quotations.md)
- [Create a quotation](https://docs.simpleaccounts.io/product-guides/income/quotations/create-a-quotation.md)
- [Send a quotation to a potential customer](https://docs.simpleaccounts.io/product-guides/income/quotations/send-a-quotation-to-a-potential-customer.md)


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