Three local and international websites from which one can purchase any item.

1. Amazon (international) - Amazon is a popular online marketplace where customers can purchase a wide range of products, from electronics and clothing to books and home goods.

2. eBay (international) - eBay is another well-known online marketplace where users can buy and sell a variety of items, including collectibles, electronics, and fashion.

3. Walmart (local and international) - Walmart is a multinational retail corporation that operates both physical stores and an online platform where customers can purchase a wide range of products, including groceries, electronics, and household items.

Local Websites:

- Amazon India: https://www.amazon.in
- Flipkart: https://www.flipkart.com
- Myntra: https://www.myntra.com

International Websites:

- Amazon: https://www.amazon.com
- AliExpress: https://www.aliexpress.com
- eBay: https://www.ebay.com