Best advice when starting our new is reading, there are a couple of books that comes highly recommended for new practitioners Like to "Ride a Silver broomstick", "Teenwitch" "guide for a solitary practitioner"
After that if you still feel that you need more training there is various training centres in the country. Mystical Enchantment offers training on lots of subjects and you can learn about our training schedule on our facebook page
http://www.facebook.com/group.php?gid=88886127652&ref=ts
we use this page because it is easier to post events and to chat.
Hope this help you