Unhex, Halo, Crossroads then Healing. You do all of your cleansing and road opening before you do any intention candles, otherwise you could be doing so uncleansed and not unblocked. Aura is a cleansing souffle - you can wear that whenever you want. They don't affect your candle work.
Edit to add: A lot of people mistakingly think Healing is a cleanser because it's included in the Unhex/Halo/Healing intense candle but it's not a cleanser, and it's not needed unless you want to work on emotional healing, self love, etc. as your intention.
Unhex, Halo, and Crossroads. Unhex removes negative entities, energy and spells done against/on you. Halo cleanses. Crossroads is your road opener.
Read the website descriptions of the candles themselves - did you make copies of them? If not those 3 in particular are also summarized in the book. Also, read the book. The book would've told you that same order to burn those candles before you start any work. It will also help alleviate a lot of your confusion you may still have.
Additionally, you should have some kind of protection (Mars or Supreme 4). After you've cleansed and opened roadways, you should be protecting. Or protecting immediately after intention. But you should always protect yourself and your work.
Unhex, Halo, Crossroads then Healing. You do all of your cleansing and road opening before you do any intention candles, otherwise you could be doing so uncleansed and not unblocked. Aura is a cleansing souffle - you can wear that whenever you want. They don't affect your candle work.
Edit to add: A lot of people mistakingly think Healing is a cleanser because it's included in the Unhex/Halo/Healing intense candle but it's not a cleanser, and it's not needed unless you want to work on emotional healing, self love, etc. as your intention.
Unhex
Halo
Healing
Crossroads
Apply your Aura soufflés as needed as you burn your candles