I took chinese herbs (from a chinese doctor) and got acupuncture one a week. The first month I started I got a BFP.
Also I've read- orgasming after he has, can help suck up sperm to the right place.
And I'd say do fun things that make you feel happy and relaxed and eat tasty food - so your body says 'hey life's good right now - time to make more! woohoo!' That's my theory anyway