What actually predicts compatibility (hint: it's not sameness), six recognizable couple shapes, and a fair look at the tools people use to measure "fit."
From "Safe Harbor" to "Match & Gasoline" — six recognizable relationship shapes, and what each needs to stay healthy.
A popular framework, not a research-derived theory. Here's what empirical tests of the idea actually found.
See your own couple archetype and compatibility profile — determined from real situations, not a list you pick from.
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