If you have lots of luggage, consider a coach or taxi to Gatwick for easier boarding

https://zaneyhab896.lowescouponn.com/gatwick-airport-coach-options-timings-stops-and-comfort-levels

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.