The one important point is to know which side to dip into the crosswind. All the rest must come from your symbiose with the aeroplane - it will tell you what it needs, though some have a gentler expression than others.
[[ edit: typed at the same time as @Piper.Classique - as usual, there's not much to add to her words. I particularly like the "carry on with an approach, with the mindset that you will be going around, and might convert to a landing if all goes perfectly"]]