Please capitalize where necessary: with the send sms module, the school can send text messages to students e.g. in case classes are cancelled or moved to a new classroom. by using sms, the school will reach the students through their preferred platform, ensuring that the message is read and that the student is always up-to-date.
A: With the Send SMS module, the school can send text messages to students e.g. in case classes are cancelled or moved to a new classroom. By using SMS, the school will reach the students through their preferred platform, ensuring that the message is read and that the student is always up-to-date.

Please capitalize where necessary: after this stunt the girl asks if we are english, because "you kept a stiff upper lip".
A: After this stunt the girl asks if we are English, because "you kept a stiff upper lip".

Please capitalize where necessary: when i was 25, i thought folk music sounded pretty corny, but that changed."
A: When I was 25, I thought folk music sounded pretty corny, but that changed."

Please capitalize where necessary: once the files are deleted they are not permanently removed.
A:
Once the files are deleted they are not permanently removed.