Each store has its own supplier. Sometimes there are several different supplier but they are from the same group / stores. DealPOS has provided a feature to combine or group several of these suppliers into one.
Merge Supplier one of the DealPOS tools that you can use to combine 2 supplier data into one supplier data. Following are the steps to use merge supplier tools :

Notes :
For example you have 2 of the same supplier data on behalf of Mario and want to combine them into one data.
Step 1. Go to Merge Menu and Click Supplier Tab

Step 2. Input Old Supplier and New Supplier, then Click Process Button

Notes :
The two supplier data will be combined into one data to new supplier.
Step 3. Merge Supplier Data Succesful

All transaction data from old supplier will be combined into new supplier transaction data

People also read these articles :
To Merge Customer : Merge Customer
To Add Sales Person : Add New Sales Person
To Create Customer Group : Create Customer Group