Originally Posted by
Emeraldcity
If I am flying domestically, I will pay for my flights and stay in a cheaper hotel, whereas if I am flying internationally, I will use miles for business class flight and stay in a nicer hotel.
Pretty much my pattern too. If traveling alone I will cut expenses: Super Shuttle or bus instead of taxis, takeout instead of room service or tablecloth restaurant. If traveling with family on vacation I will amp up expenses (excursions, rental car, etc.) but perhaps do a 3* hotel instead of a 4*.