If you need ideas to get started here is what you need to do. You will want to create a personal list of things that you can do so that you can think of what you can offer as a service on Fiverr.
Think about your skills as a writer. Can you write? Become a copywriter for content creation. Sell your services as a writer for copy. If you know how to work photo editing software such as Photoshop, you can offer image editing or optimization for others. If you know how to work with content management systems such as WordPress, you can offer your services to help set up WordPress websites. Basically, anything that you can do, you can sell as a service.
Service ideas to offer are:
Product or Service reviews
Taking stock photos
Sending a phone telegram
Sending a postcard from your location Sending a letter
Anything else that you can possibly do as a service
Maybe you can offer lessons for instruments you have mastered. If you have a blog you can write a review for new products. Maybe you have a talent such as singing. You are good at something, so put that to use as one of your gigs. This is especially useful if you are having fun while performing your gigs as you will be able to get more enjoyment out of doing what you like to do for others. The possibilities are endless and as long as you are willing to find something to do you will be able to provide $5 gigs to your customers.