When an applicant has created a search profile, whenever there is a price reduction or a new property that meets their search criteria is published, the applicant receives an email which informs them of this.
If you would like to edit anything in this email, go to marketing and autopilot, then email templates within Lifesycle:
From here, search for matched property, and click the little box with the pencil in it to edit :
Then simply click/type to make all the necessary edits that you need too.