Build an Online Inventory Management System.

Please let me know, if the following can be achieved and the best quote for them. - It should be able to keep accurate stock count of all products/product information and update as needed - Should be able to accept registration from account holders, who want to place order in bulk, and keep their records - Generate Invoices for orders - Should be able to accept payment online Online and secure 100% - Alert of stock level (re-order level) - expiry dates of products: Be able to take in expiry dates of products and alert us 4 months to the expiry date - User friendly, able to show deals and discount sales. Able to apply discounts on sales - able to use a code for discounts - time limited - able to be used on a laptop, desktop, mobile phones ( responsive layout) - able to generate a catalog/brochure through it - users should be able to shop by pet or shop by brand - newsletters - Mailchimp - ability for customer to change their passwords - Send digital receipts to your customers via email - Set up additional displays to promote products, show off discounts, and provide other marketing materials to your customers. - Track sales & view detailed reports: All big brands rely on data to increase sales, raise brand awareness, and improve customer experience. Be like the pros and make data work for you. - Manage employee roles, permissions, and shifts Fully control what data is available to your staff. Keep sensitive information inaccessible, and set up special permissions for your management team. Also, set up shifts for your employees and have them easily check in or out. Manage each role of your staff to minimize confusion and increase productivity within your team. - Receive feedback from customers Get to know your customers and their needs. Set up personalized questionnaires, polls, or surveys directly on the POS display, or via email. You can use feedback from your customers to improve your business by offering special promotions, optimizing your inventory, and making necessary changes to your day-to-day operations. -Inventory & order management – enter, categorize and track simple and accurate inventory management functionalities. Enter and categorize each product, and track its life on shelf. Be notified of low stock levels, or upcoming product expiration dates. Easily manage orders and have access to all information at your fingertips. Please let me have your best quote.