Many times you are looking for software that does not exist.
A website where people can search for existing software requests and vote them up, or suggest new ones. It can be a small and simple to build WordPress plugin or a complex stand-alone software product.
You want to have a publication for you business, a niche you want to enter, a subject that is close to you etc. you don’t have the time, knowledge, writing and design skills to produce constant quality content.
Stock posts. A place that is modeled after the stock photo marketplaces. You can rent a post you find an like for a small fee, buy it out exclusively for a higher fee, or request one be created just for you.