Lightspeed and Shopify integration split order for products purchased in store

Topic summary

Issue: Two brick-and-mortar locations use Lightspeed for inventory and POS (point of sale) integrated with Shopify. When a customer buys all items in-store, Shopify splits the order’s fulfillment across both locations.

Questions: How and why Shopify assigns fulfillment to multiple locations (e.g., based on per-location stock, default settings, or sync behavior), and whether this splitting impacts inventory counts at each store.

Status: No responses or guidance provided yet. The thread remains open with key questions about fulfillment logic and inventory impact unanswered.

Summarized with AI on December 18. AI used: gpt-5.

So we have 2 brick and mortar stores that use Lightspeed as the Inventory system and for POS.

When a person buys all the products in store, Shopify tends to split the fulfillment between the 2 stores. How and why does Shopify do that? and will that affect my inventory count in those 2 locations?