Originally Posted by
crimsona
If the cost of travel in time or money to a nexus application center is significantly higher than the closest global entry center, I could see why.
Also, many credit cards reimburse global entry fees but either exclude completely or make no mention of nexus reimbursements at all
This and this. I have to take a 4 hour flight if I were to go purely for a NEXUS interview. A GE interview wouldn't take this level of effort on my part.