What is Slimsy and how do you use it in Umbraco?

[@bishaltim]

Hi paul, love your videos , can u show a tutorial where you implement a validation and logic using INotificationHandler?

[@CodeSharePaul]

Hi Validation for what kind of thing. The notification handler is used usually when there is an event fired

[@bishaltim]

for peroperty editors, create a custom notification.@@CodeSharePaul