Reaching product-market fit is no easy task for any SaaS product. If you’ve gotten this far, give yourself a high-five, thumbs up or pat on the SaaS for all your hard work. But the hard part is not over. Now that you have proven you have a service that offers value to people, it’s time to scale. At this point you have to decide if you are going to hire all the resources that you need to support growth on a large scale or if it’s time to call in the experts.