JetBlue seat selection

https://medium.com/@raihunterharsh/jetblue-seat-selection-how-do-i-select-seats-on-jet-blue-44bad3bf61a7

JetBlue operates a variety of seat types on its aircraft, including economy, Even More Space and Mint seats.

So, how much is seat selection on JetBlue? The answer depends on which fare class you buy and the flight selected.