Here’s how my husband and I maximize each dollar we spend on household expenses

When I got married last year, of course, I was excited about the wedding and gathering all our friends and loved ones. And I was even more excited about our honeymoon in Australia, which we're finally taking this month after a year of planning.But, as the points and miles nerd that I am, one of the aspects of married life I was most excited to start was combining our finances and supercharging our rewards through a simple everyday spending strategy. I was ready for two-player mode, as we like to say at TPG.After all, we had to earn a lot of points to underwrite the aforementioned honeymoon (three weeks chasing kangaroos and swimming with whale sharks is expensive, mates!).ERIC ROSEN / THE POINTS GUYOur goal wasn't to earn the absolute maximum number of points on every purchase. It was to build a system simple enough that we'd actually follow every day.Rather than drive my husband slightly batty by nonchalantly switching cards in and out of his wallet, we sat down to strategize which rewards credit cards each of us should carry and which we should use for our major spending categories.Here's how we divided up our spending, the cards we each carry and the simple strategy that's helpe...