Checked the attached XLSX file. Basically there was registration module, login module, Product display module, Pricing module, Shopping cart, Payment Gateway, Order tracking, delivery confirmation, notification module, email and SMS integration;
I guess, there will be a search module enabled with; So that customers can search products as per price, product name, product category, product quantity etc and with various other attributes as well. On search, a list of available options be viewed there. User can click on any product and be able to view the details about that product. There will be Add to cart option and Buy now option enabled there. Customer can add the product to the cart or can make direct purchase as well. Next is Payment Module; Please let me know whether I am on the right way or not?
Regarding Payment module, I need to know about your preferred payment processor. Stripe will be best fitted with this project; But if you have any other preference, please let me know. I will work accordingly.
Apart from that, I am curious to know whether you wish to enable any cash on delivery concept with your store or not? By the way, any return policy be enabled with your store or not? Shipment tracking system be enabled wot the store or not?
There are many other queries which needs to discuss with you before I start working with this project or make any commitment. Please ping me on your convenient time to discuss the details. Hoping to have an affirmative feedback;