there is any way to get notified for a certain date on my schedule with like an email or a third part app linked with my airtable account?

can i insert a formula into a cell to sum the values of a specific column?

hey,i started using airtable today,i was wondering if their is any site,topic or anything that explain the full features of airtable?i know there is templates and fields but i have a lot of questions of airtable like backups,fields and etc…