If you missed any of the previous videos you can find them int his playlist: https://www.youtube.com/watch?v=e4-Xgi1vVnU&list=PLqhuffi3fiMN_jVxqlIAILEp4avoBH4wc This is the video where we create some of the entities that we will need later to store the data for us, Also i included a small trick that i use to have timestamps in my entites, i feel like it's almost time to create a custom annotation for that task, but that has nothing to do with this video. Git repository : https://github.com/konshensx16/symfony-todo-backend