Craigslist is an online platform serving as a local classifieds service for buying and selling items, posting jobs, and finding housing. Users can browse or post ads across categories like electronics, furniture, cars, and jobs. The platform offers a straightforward interface for posting listings, searching for items, contacting sellers or buyers, and managing accounts.

While Craigslist provides a valuable service, safety concerns arise due to its open nature. Users should meet in public places, bring a friend when meeting strangers, and avoid sharing personal information. Craigslist offers safety tips on their website to help ensure safer transactions. Trust your instincts and report suspicious activity.

Most categories on Craigslist, such as buying, selling, and job searching, are free to use. However, certain listings, like job posts in specific cities or ads in some service categories, may incur fees. Check Craigslist's fee schedule for details on any potential costs.

To improve visibility, use clear, high-quality images, and write detailed, honest descriptions with relevant keywords. Posting during peak activity times and regularly updating your listings can increase exposure and attract more potential buyers.

Yes, Craigslist has a mobile app for Android and iOS devices. It offers a user-friendly interface to browse listings, post ads, and communicate with other users. Features include saving searches, setting alerts for new listings, and accessing your account on the go, providing functionality similar to the website with added convenience.