For those who utilize Facebook, we all know the platform’s algorithm can turn our social media experience into a maze of tedious navigation. But in Chris South’s case, the nuisance that can be the algorithm was directly responsible for his next chapter in life.

“There’s a Bricks & Minifigs store in Cherry Hill, and I didn’t know anything about the franchise until it popped up on a Facebook ad,” said South, a Southern Regional math teacher who expects to retire from the profession at the end of…