Sooo this is what I learned from my last pregnancy. If anyone has more to add please tell us!

Make registries at these to receive free box. If unable to pick up in store, email company and they will ship it for free.

-Target

-Walmart

-Buy buy baby

Make registries at these and pay for shipping

-Amazon (spend $10off registry)

-Babylist

Baby boxes that are completely free

-Babybox university(just take small free class)

Baby boxes/samples that require small fee or shipping

-Noobie

-Walmart babybox

-Honest

Places that send free samples after signing up

-enfamil

-similiac

-7th generation

ALSO email diaper companies asking for samples and coupons. Some send great samples, others send $5-10 off diapers just for asking!

Hope this helps people ((: