As a fresh graduate who just started working, have you ever struggled with guessing the meaning of those shortened forms of phrases in emails? In workplace English, we use abbreviations to shorten common sentences to save time. This post will show you some of the most commonly used abbreviations in a business emails.


1. OoO – Out of office


I will be OoO from 10am until 6pm.


2. ETA – Estimated Time Of Arrival


ETA 30 mins.


3. EOD – end of the day


I’ll send you the docx before EOD Friday.


4. FYR – for your reference


Please find product photos attached, FYR.


5. OTP – on the phone


Can’t chat now I’m OTP.


6. NRN – no reply necessary


I will meet you at the conference room today as discussed at 3 p.m. NRN


7. LMK – let me know


If you have any further inquiry, LMK.