Saint’s are attributed special graces to specific circumstances. St. Matthew as an example is patron of Accountants.
It seems like an odd attribute to have, but based on their life and what they were passionate about, why would they not have a special passion for their interest?
Do you have a favourite patron, what is specialty? St. Isidore is one of my patrons, my work on the internet has praying often for this saints prayers.
Here’s a great infographic I found on a number of patrons!