Consumer-to-Business (C2B) ecommerce is a type of electronic commerce that involves transactions in which individual consumers sell products or services to businesses. C2B ecommerce is a relatively new concept, but it has gained traction in recent years, particularly in the freelance and gig economy. Here are some key features of C2B ecommerce:

1. Online Platforms: C2B ecommerce is primarily conducted through online platforms, such as freelance marketplaces, crowd-sourcing platforms, and reverse auction websites. These platforms allow individuals to offer their services or products to businesses in a transparent and competitive marketplace.
2. Freelance Services: C2B ecommerce often involves the provision of freelance services, such as graphic design, content writing, programming, and marketing. Freelancers can offer their services directly to businesses, and businesses can hire freelancers based on their skills and expertise.
3. Reverse Auctions: C2B ecommerce platforms often use reverse auctions to facilitate transactions. In a reverse auction, businesses post a job or project and set a budget, and freelancers submit their bids for the work. The business can then choose the freelancer with the best combination of price and expertise.
4. Micro-Entrepreneurship: C2B ecommerce can enable micro-entrepreneurship, in which individuals can use their skills and expertise to earn income through online platforms. This can provide opportunities for people who may not have access to traditional employment or who want to supplement their income.
5. Data Monetization: C2B ecommerce can also involve the monetization of consumer data. Businesses may offer compensation or other incentives to consumers who provide data about their preferences, behavior, or usage patterns. This data can then be used to improve products and services or to inform marketing strategies.

C2B ecommerce offers several benefits to both consumers and businesses, including increased flexibility and access to talent for businesses, and increased opportunities for income and entrepreneurship for consumers. However, C2B ecommerce also poses challenges, such as the need to navigate complex and often unregulated platforms, the risk of fraud and scams, and the need to manage intellectual property and privacy concerns.