Dont ever let her catch you chewing your toe nails.
Leaving a calling card after sitting on the loo is not advisable.
Offering to help with menial tasks around the love nest is to be recommended if "slap and tickle" privileges are to be maintained.
Absent mindedly picking your nose at the dinner table is to be avoided at all times.
You must commit to s*x on a regular basis whether you want it or not.
HTH.