Join Date: Mar 2001
Location: Fort Worth TX
Programs: Earned status with AA, DL, SPG, HH, Hyatt, Marriott, Seabourn, NCL, National, Hertz...I miss my bed!
Posts: 10,927
Just answered my own question on part two... stopovers are not permitted.
Now, for part one... what defines a "stopover" on UA for the purpose of a SWU. On AA, IIRC, it is any stop of 24 hours or more.