If you have lots of luggage, consider a coach or taxi to Gatwick for easier boarding
https://troyuzkq997.bearsfanteamshop.com/gatwick-airport-public-transport-your-complete-options-guide
If you have lots of luggage, consider a coach or taxi to Gatwick for easier boarding. Trains can be crowded at peak times; board at the front or rear cars for more space.