It would also be cheaper, but more importantly- he would stay at his mom's and the OW would not be welcome there. If he had an apartment it would be easier to see OW at his apartment.
Just makes it harder for them
M38, H37 S3, S7 Together 15 yrs Married 8 yrs Bomb July 2008 Inhouse separation "I hate you" "We are over" (too many times to count) Reconciled Sept 2009 (still worth it)