Wiring up Analytics and Crash Reporting is one of the very first things you should do when building out a Xamarin.Forms app. Microsoft AppCenter offers a free service to collect Diagnostics and Analytics.
Font Awesome 5 is a really great way to add vector icons to your Xamarin.Forms app. Using a graphic font instead of icon images saves a lot of time and effort. Font-based icon sets can be colored and sized quickly without having to update a bunch of image icons in each of your platform projects. This post goes through the steps of getting Font Awesome working in a Xamarin.Forms cross platform app.