How early should I buy diapers, wipes, bottles — now or wait until I know the gender?

Up to you.

Those things aren’t really gender specific, so I’d go ahead and start stockpiling. We did, and had a diaper party. My twins are 6 months old and we still

Haven’t had to buy diapers.

Diapers and wipes you can do anytime. But definitely buy different sizes.

I’ve never waited until knowing the gender to buy things. When you start buying things is entirely up to you.

I held off on diapers but I did buy one box of newborns and one box of size 1 and I stocked up on wipes only because your baby may be bigger or smaller and I just buy them when I am about to run out

Diaper raffle at the baby shower is a good idea. After she was born I was able to exchange the excess amount of newborn sizes since she grew out of them so quickly. Also people bought her so many blankets and she hates being covered up. So I exchanged some of the store bought blankets for even more diapers.

This sounds bad, but I’d wait until you’re at least out of the biggest area for miscarrying...