ShareASale is indeed an affiliate marketing network that has been in operation since 2000. It acts as an intermediary between affiliates (publishers) and merchants (advertisers) to facilitate affiliate marketing partnerships. Here are some key details about ShareASale:

1. Merchant Variety: ShareASale partners with a diverse range of merchants, making it an attractive option for affiliates looking to promote products and services in various niches. These merchants offer products in categories such as fashion, home and garden, technology, health and wellness, and more.
2. Affiliate Network: ShareASale operates as a network, providing a platform for affiliates to find and join affiliate programs offered by different merchants. This makes it easier for affiliates to manage multiple programs from a single dashboard.
3. Commission Structure: The commission rates and structures on ShareASale vary depending on the specific affiliate programs. Merchants set their own commission rates and terms, so affiliates can choose programs that align with their audience and earning goals.
4. Cookie Duration: ShareASale uses browser cookies to track referrals. The length of the cookie duration is determined by the individual merchant, and it can range from a few hours to several months.
5. Payment Options: Affiliates can receive their earnings from ShareASale through various payment methods, including check, direct deposit, and wire transfer. The minimum payout threshold is typically $50.
6. Reporting and Analytics: ShareASale provides reporting tools and analytics that allow affiliates to track their clicks, conversions, commissions, and other performance metrics.
7. Creative Tools: ShareASale offers a variety of creative tools and resources for affiliates to use in their marketing efforts. These include banners, text links, data feeds, and product showcases.
8. Affiliate Recruitment: ShareASale allows affiliates to recruit sub-affiliates, which can help them earn additional commissions on sales generated by their recruited affiliates.
9. Affiliate Support: The platform offers customer support for both affiliates and merchants. This can be valuable for resolving issues or getting assistance with technical matters.
10. Compliance and Guidelines: ShareASale has guidelines and policies that affiliates are expected to follow. Violations of these policies can result in account termination.

ShareASale is well-regarded in the affiliate marketing industry for its reliability and user-friendly interface. It has a strong reputation for providing a platform that both affiliates and merchants can trust. However, the specific affiliate programs available on ShareASale and their terms may have evolved since my last update in September 2021, so I recommend visiting the ShareASale website for the most current information and to explore the programs that align with your niche and goals.