Comment by laurabw

Valid question. General answer is that we and other companies in this space are fairly young companies and most of us haven't been able to tackle that problem yet. We are all working our way upstream.

We have multi package shipments in beta. Here's the gist: https://gist.github.com/sbeidas/0c3e1364abc077543996f97f9aa7... It's live and in prod but beta. Let me know if there's feedback