Those who planned to take the route on the right-hand side have rightly chosen to do so. At times, reinventing the wheel is not a wise action to perform.
If you reuse, you will be able to avoid spending time and resources on something that has already been created. PhpStorm allows you to reuse existing projects and lets you move forward. To reuse an existing project, you need to have the project on the disk.
To open an existing project, perform the following steps:
You need to go to File | Open. There will be a pop-up dialog from PhpStorm.
You need to tell PhpStorm the path of the directory where your project is saved, and PhpStorm will obediently open the project for you.
You can now concentrate on gathering your technical requirements. You are strongly advised to plan well...