5.1 Algorithmic matching criteria
5.1.1 Brand affinity
Highest weight: shared manufacturer identity Secondary factors: category adjacency, price-tier similarity (±20%), and format consistency (e.g., King Size Slim) 5.1.2 Functional complementarity
Common pairings and intended impact:
5.1.3 Price point clustering
5.2 Manual curation categories
5.2.1 Starter kits
Rolling Essentials: papers + tips + grinder + tray Glass Care System: bong + pre-cooler + bowl + cleaning kit Preservation Pro: humidity control + storage + monitoring 5.2.2 Premium upgrade paths
Elements Green Paper → Elements Green Connoisseur (with tips) Grace Glass beaker → Molino Glass cylinder with ice catcher Standard grinder → precision aluminum with kief catcher 5.2.3 Maintenance & care pairings (attachment targets)
Glass → cleaning solution + brushes (45%) Papers → humidity control pack (35%) Grinders → replacement screen + cleaning tools (40%) Vaporizers → cleaning kit + replacement coils (50%) 5.3 Dynamic display logic
5.3.1 Category page cross-sells
Above product grid: featured complementary category Below product grid: themed “Complete your setup” module Sidebar: top brands in adjacent categories 5.3.2 Product page recommendations
Primary (below images): 4 items (same-brand, same-tier, high attachment) Secondary (below description): 4 items (complementary category) Customers also bought: 4 items (purchase history correlation) 5.3.3 Cart page additions
Complementary to cart contents Inventory clearance (where appropriate)