| Field | Match | Criteria |
| ------- | -------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Subject | matches regular expression | `([Pp][Ii][Nn]|[Vv]erif(y|ication|[Cc]onfirmation|[Oo]ne-[Tt]ime|[Oo]ne[Tt]ime)|one(-?| )time|single(-?| )use).*\b([Pp]asscode|[Nn]umber|[Cc]ode.*$).*` |
| Subject | matches regular expression | `(^.*[Uu]pcoming ([Aa]ppointment?|[Vv]isit).*$)` |
| Subject | matches regular expression | `(^.*[Nn]ew.*([Ss]ign(in?|-in?|ed)|([Ll]og(in?|-in?|ged))))` |
| Subject | matches regular expression | `((^.*[Mm]eeting|[Vv]isit|[Aa]ppointment|[Ee]vent).*\b([Rr]eminder|[Nn]otification))` |
| Subject | matches regular expression | `(^.*[Vv]erify.*([Dd]evice))` |
| Subject | matches regular expression | `(^.*[Aa]pple.*([Ii][Dd] was used to sign in))` |
| Subject | matches regular expression | `(^.*([Cc]omputer|[Pp]hone|[Dd]evice).*([Aa]dded))` |