Outside of that arrangement, work tends to be temporary or project-based workers are hired to complete a particular task or for certain period of time.[8] Coordination of jobs through an on-demand company reduces entry and operating costs for providers and allows workers' participation to be more transitory in gig markets (i.e., they have greater flexibility around work hours).[3] Freelancers sell their skills to maximize their freedom, while full-time gig workers leverage platforms[clarification needed] to level up their skills.[9]