Most couples enter a committed relationship expecting it to last forever, but the sad reality is that nearly half of all marriages end in divorce and many cohabiting couples are destined to split up. There's no magic about having a solid, long-lasting relationship. Love is important, but it also takes a lot of work. Let's Stay Together, by acclaimed agony aunt Jane Butterworth, looks at how to sort out problems when the going gets rough - as it will at some time for all couples.