email -> Email for consistency

jobs/submitting-jobs.md

@@ -308,7 +308,7 @@ This option requests 4 GB of memory per allocated CPU.
 --mail-user=your_email@example.com
 ```
 
-This configuration sends an email to the specified address at the start, completion, and failure of the job.
+This configuration sends an Email to the specified address at the start, completion, and failure of the job.
 
 ### Interactive Job Submission
 

quickstart/quickstart.md

@@ -35,7 +35,7 @@ To get an account on Star, you need to complete out the registration form at [St
     visitor/guest).
 -   Your mobile phone number. This is necessary for recovery of
     passwords.
--   Your institutional mail address (i.e. your work email at the
+-   Your institutional mail address (i.e. your work Email at the
     research institution to which you belong)
 -   The name and address of the instruction you belong to; also
     including name of the center, institute etc.