A catalog can be broad without every item playing the same role. Dividing the assortment into core, seasonal and test groups gives buyers a common language for opening quantities, shelf space and reorder expectations.
Protect the core assortment
Core items earn space through repeat demand, clear product fit and dependable replenishment. Define the minimum presentation and the stock level that triggers attention. The core list should be reviewed, not treated as permanent.
A core designation belongs at the SKU or variation level. A popular brand does not guarantee that every format or option deserves the same depth.
Turn those roles into a monthly cash limit with the vape shop open-to-buy planner, then reserve test budget explicitly instead of adding it purchase order by purchase order.
Before increasing depth to capture a lower unit price, use the 30-day wholesale order test to compare the additional contribution with the cash left in ending inventory.
Use seasonal space with an exit date
Seasonal or event-driven products need a start date, an expected selling window and a decision date. Order depth should reflect how quickly the item can be marked down, moved or replaced when the window closes.
Do not let last season’s remainder quietly become core stock. Label the role in the inventory system so aging is visible.
Run controlled tests
A test should answer a specific question: whether a format fits the customer base, whether a requested brand converts, or whether a price band expands the category. Set a small quantity, defined display location and review date before the item arrives.
Track requests, unit sales, attachment to other items and staff feedback. A test is complete when the buyer decides to expand, maintain, revise or exit.
Balance breadth and duplication
Map products by customer need, format and price position. Compare the disposable vapes category by format before adding another item to the same shelf role. When two items serve the same role, compare their velocity, margin requirements, supply reliability and customer requests. Duplication is not always bad, but it should be intentional.
Use new arrivals to fill a documented gap rather than adding another nearly identical option because it is available.
Role-based assortment worksheet
| Role | Opening-depth approach | Review signal | Exit decision |
|---|---|---|---|
| Core | Depth follows repeat unit demand and verified replenishment time. | Stockouts, falling velocity or a change in customer need. | Replace only after evidence shows the role has changed. |
| Seasonal | Quantity fits a defined selling window and shelf period. | Remaining weeks in the window versus weeks of supply. | Use the pre-approved seasonal exit rule. |
| Test | Small controlled quantity across a named location or customer segment. | Sales, requests, staff feedback and attachment behavior. | Expand, repeat, revise or stop on the scheduled review date. |
For each SKU, write a one-sentence role statement such as “test whether this format fills the documented mid-price device gap.” If the buyer cannot state the role, the item is not ready to take shelf space.
Action checklist
- Assign every planned SKU a core, seasonal or test role.
- Define opening quantity and review date by role.
- Track variations individually where demand differs.
- Document the customer or category need each item serves.
- Set an exit rule for seasonal and test inventory.
- Review duplicated roles before adding more breadth.
Use the plan with your next wholesale order
Browse the wholesale catalog and use Product Requests to describe a documented assortment gap.
When a test item ages without enough evidence to earn a core role, move it into the 30-day dead-stock review instead of automatically replenishing it.