Newsletter platform with Laravel 5

Hi guys, I am going to build newsletter platform using Laravel 5 framework. I thought maybe you guys will give me some advice in what services, APIs and etc. I will need, or would be useful to this project. So if you have already done newsletter system, feel free to share your experience with me. The one's who didn't do newsletter platform, but has some thoughts about solutions for newsletter platform, your opinions and suggestions are welcome too.