Harmony Invoicing Solution "HIS"
Fully Interfaced With OPERA PMS
Get All Guest Folios impotted from OPERA PMS
Will make you able to amend all checked-out Folios.
100% Confidential and Secure
![](https://3mapps.com/wp-content/uploads/2021/10/key-of-success-30x20.webp)
![](https://3mapps.com/wp-content/uploads/2021/10/client-04@2x-30x8.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-08@2x-30x12.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-02@2x-30x12.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-11@2x-30x6.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-03@2x-30x10.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-09@2x-30x18.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-06@2x-30x13.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-01@2x-30x12.png)
![](https://3mapps.com/wp-content/uploads/2021/10/client-11@2x-30x6.png)
Fully Interfaced With OPERA PMS
E-Invoicing
Now you can get your Guest Folios imported from OPERA PMS
Now you will be able to amend all checked-out Folios by one click
Fully customised to meet your operation requirements.