Just in case nobody has said it already, welcome to the forum

. Somebody with the relevant knowledge and experience will be along soon to answer anything danielp hasn't covered.
You will need an EA rod licence for trout and non-migratory freshwater species. (don't buy a salmon one, unless your mate has some good contacts and likes a longish drive

) You can buy one for one day (£3.75) or for an 8 day period in any post office. You could also avoid the queues (which can be irritatingly long if you are on hols) and buy it online at
Environment Agency - Buy your rod licence online
Draycote is almost certain to be closed in April. It is something of a sore subject around here. If you are interested, go to the top of the forums page and in Fish&Fly News you will learn something of the sorry saga.
Have a great holiday and most importantly a great day out, wherever you land up.
Bill