Now that you've had the formal training, I hope you are putting it into practise!
If you do get stuck, remember the Law Subject guide includes Research Strategies to help you learn. in particular, do refer to the LAWS398 guides, and the Database guides from the publishers themselves.
How about writing and citing? The Library holds a number of texts to help you write like a lawyer, and the New Zealand Law Style Guide 3rd ed will help you cite like a lawyer!