All weddings come with a degree of logistical difficulty, from transport to speeches to the all-important wearing of hats.

Few will come with written instruction regarding the usefulness of swords.

The guests invited to the wedding of Prince Harry and Meghan Markle have been sent their instructions on how best to enjoy the day, it has been reported, including a ban on cameras and bringing gifts.

Guests have been offered seven pages of "critical guidance", according to the Mail on Sunday, with meticulous attention to detail.

Taking one of two suggested driving routes, they will be required to meet at the Windsor Farm Shop, founded in 2001 after the Duke of Edinburgh had an idea to support local businesses by selling produce.