Retail ECommerce Services Karachi 

1. Business to Consumer (B2C):
When a business sells a good or service to an individual consumer (e.g. You buy a pair of shoes from an online retailer).

2. Business to Business (B2B):
When a business sells a good or service to another business (e.g. A business sells software-as-a-service for other businesses to use)  

3. Consumer to Consumer (C2C):
When a consumer sells a good or service to another consumer (e.g. You sell your old furniture on eBay to another consumer).

4. Consumer to Business (C2B):
When a consumer sells their own products or services to a business or organization (e.g. An influencer offers exposure to their online audience in exchange for a fee, or a photographer licenses their photo for a business to use).

Examples of Ecommerce
Ecommerce can take on a variety of forms involving different transactional relationships between businesses and consumers, as well as different objects being exchanged as part of these transactions.

1. Retail:
The sale of a product by a business directly to a customer without any intermediary.

2. Wholesale:
The sale of products in bulk, often to a retailer that then sells them directly to consumers.

3. Dropshipping:
The sale of a product, which is manufactured and shipped to the consumer by a third party.

4. Crowdfunding:
The collection of money from consumers in advance of a product being available in order to raise the startup capital necessary to bring it to market.

5. Subscription:
The automatic recurring purchase of a product or service on a regular basis until the subscriber chooses to cancel.

6. Physical products:
Any tangible good that requires inventory to be replenished and orders to be physically shipped to customers as sales are made.

7. Digital products:
Downloadable digital goods, templates, and courses, or media that must be purchased for consumption or licensed for use.

8. Services:
A skill or set of skills provided in exchange for compensation. The service provider’s time can be purchased for a fee.