This is a highly sophisticated, enterprise-grade SaaS application that provides comprehensive business management capabilities with a focus on POS and inventory functionality. The architecture is designed for scalability, security, and multi-tenancy, making it suitable for serving multiple businesses with different subscription tiers and feature sets.

BUSINESS MANAGEMENT

• Multiple Business Support: Manage multiple businesses from one account
• Multiple Locations: Store fronts and warehouses management
• Currency Management: Set and manage multiple currencies
• Time Zone Configuration: Automatic timezone handling
• Financial Year Setup: Customize fiscal year settings
• Profit Margin Settings: Configure profit margins at business level
• Tax Registration: Complete tax registration details management
• Business Configuration: Comprehensive business settings and options

PRODUCT MANAGEMENT

• Product Types: Single & Variable products support
• Stock Management: Enable/disable stock tracking per product
• Product Organization:
- Brands management
- Categories and sub-categories
- Units of measurement
- Tax rates configuration
- Group taxes support
• Product Features:
- Products with expiry dates
- Low stock alerts
- Expiry date alerts
- Predefined SKU or auto-generate
- IMEI/Serial number tracking
- Lot number management
• Pricing: Selling price groups for different customer segments
• Printing: Bar-code and label printing
• Bulk Operations: Import products via CSV

PURCHASES

• Purchase Operations: Add, Edit, Delete, View, Print purchases
• Purchase Returns: Complete return management
• Payment Options: Credit, Paid & Partially paid with multiple payment methods
• Payment Reminders: Automated payment alerts
• Financial Details:
- Taxes management
- Discounts application
- Shipping charges
• Product Tracking: Specify lot number & expiry dates
• Document Upload: Attach purchase documents
• Quick Add: Quick add product directly in purchase screen

SELL & POS TERMINAL

• Sales Operations: Add, Edit, Delete, View, Print sales
• Payment Flexibility: Credit, Paid & Partially paid sales
• Sales Returns: Complete return workflow
• Financial Management:
- Taxes, Discounts, Shipping charges
- Multiple payment options: Cash, Credit Card, Cheque, Bank Transfer
• POS Features:
- Keyboard shortcuts for efficiency
- Improved POS interface (no page reload, fully Ajax)
- Walk-in or Quick add customer
- Commission agent specification
• Hardware Support:
- Barcode scanner integration
- Thermal printer (ESC/POS) support

SUPPLIERS & CUSTOMERS

• Contact Management: Add contacts as Supplier, Customer, or Both
• Payment Terms: Define pay terms & payment alerts
• Payment Details: Track detailed payment information
• Transaction History: Complete purchase & sell transaction records
• Relationship Management: Comprehensive supplier-customer tracking

STAFF, SALESPERSON & CASHIER

• User Management: Advanced user management module
• Permissions & Roles: Granular permission system with role-based access
• Commission Management: Commission agents tracking
• Location Assignment: Assign business location(s) to specific roles
• Role Types:
- Predefined roles (Admin & Cashier)
- Add cashier for specific business location
• Staff Administration:
- Staff salary management
- Staff expense management

REPORTS

• Comprehensive Reporting: Powerful reports with filters & charts
• Report Types:
• Financial Reports:
- Profit & Loss report
- Purchase & Sell reports
- Stock reports
- Tax reports
- Expenses reports
- Cash Registers report
• Product Reports:
- Trending product report
- Stock movement reports
- Expiry reports
• Sales Reports:
- Suppliers & Customers report
- Salesperson performance report
• Custom Reports: Generate custom reports as needed

OTHER FEATURES

• Communication:
- Email notifications
• Dashboard: Interactive dashboard with overall shop details and charts
• Stock Adjustments: Easy stock adjustment management
• Expense Management: Track expenses and cash register operations
• Invoice Customization: Fully customizable invoice layout and barcode settings
• Hardware Support:
- Barcode scanner compatibility
- Thermal printer (ESC/POS) support
• Multi-language: Translation ready with detailed documentation
• Mobile Responsive: Works perfectly on all devices
• User Experience: Intuitive and easy-to-use interface