: "I think once you go carry-on, you’re not going to be able to go back.
"You’ll just feel so much better about having all of your stuff with you.
"And the more you try it, the better you're going to get at doing it."
Like Sarah, Jennifer echoed the importance of keeping items down to a minimum and holidaymakers from packing too many pairs of shoes.
However, with only 100ml bottles permitted, it is important to only take the items you will definitely need.
The advice is to go through everything you're thinking of taking and ditch the stuff you don't use every day - what's left should fit into a small toiletry bag.
As well as shoes, toiletries, and cosmetics are things that people tend to overpack.
She also encouraged tourists to check to see if their accommodation offered a laundry service, had a washing machine, or was near a laundrette.
By packing clothes that can be easily washed and dried, they can be worn more than other items.
Brits are more relaxed about packing than Americans, a recent study has revealed.
And these TikTok hacks could help you make packing even easier.