WMP POS Billing — Inventory & Stock Management System

WMP POS Billing is a ready-made Google Sheets + Google Apps Script system for shops and multi-branch businesses that need billing, inventory, and staff control in one place.

Run it as a web app on top of Google Sheets — no hosting, no MySQL, no server setup. Make a copy of the sheet, authorize the script, and start billing.

What it covers

1) Multi-branch inventory
- Keep a separate stock level for each branch
- See overall inventory across all branches
- Track products, quantities, and branch-wise availability

2) Sales and purchases
- Process sales and purchase transactions
- Raise and manage product requisitions between branches
- Keep sales and purchase records in the same system

3) Supply chain
- Transfer stock from one branch to another
- Coordinate with suppliers
- Keep branch stock aligned with purchases and transfers

4) Business reports
- Daily, weekly, monthly, and yearly sales reports
- Use the numbers for day-to-day and long-range decisions

5) Staff, roles, and payroll basics
- Add staff and assign roles
- Control what each role is allowed to do
- Record staff attendance
- Track salary details for the team

WMP POS is an all-in-one sheet for sales, inventory, and branch management, so a growing shop can run more than one location without a separate server.

Who it is for
- Retail shops with more than one branch
- Stores that buy, sell, and move stock between locations
- Owners who want billing, stock, and staff records in Google Sheets

How delivery works
- You receive a Google Sheet “Make a copy” link after purchase
- Apps Script is bound to the sheet — open Extensions → Apps Script to view source
- Open the web app from the script project
- Share the sheet with your team and assign staff roles