You might already know you can search for jobs on LinkedIn as LinkedIn is being used by companies to announce job vacancies. But do you know, just like on Fiverr, you can list your gig on LinkedIn and make money by selling your gig? Well, it is called LinkedIn Service and you can list you service by going to your profile and looking for Add service option. If you have business subscription, your service will show in the search result and you also get request service button that your potential client can click and ask for customized service.