Go to Amazon's website and click on the "Sell on Amazon" link in the top right corner.
On the next page, click on the "Start selling" button.
If you already have an Amazon account, you can sign in using your existing login information. If not, you'll need to create a new account.
After signing in, you'll be taken to the seller registration page. Fill out the form with your personal and business information, and then click on the "Create account" button.
Once your seller account is created, you'll need to set up your payment and shipping information. This will include things like your bank account details and the addresses where you'll be shipping your products from.
Once your payment and shipping information is set up, you can start adding your products to Amazon. To do this, go to the "Inventory" section of your seller account and click on the "Add a product" button.
Follow the prompts to enter your product information, including the product name, description, price, and any relevant images or videos. Make sure to include as much detail as possible so that potential customers can easily find and learn about your product.
When you're finished, click on the "Save and finish" button to add your product to Amazon.
Repeat this process for each of your products that you want to sell on Amazon.
Once your products are listed, you can start promoting them and waiting for customers to make purchases. Good luck!