Final answer:
Banana Republic uses limited edition collections as a tactic to enhance their product strategy.
Step-by-step explanation:
Banana Republic, a retail clothing company, utilizes various tactics to enhance its product strategy. One particular tactic that demonstrates this strategy is the use of limited edition collections. Banana Republic often collaborates with well-known designers or brands to create exclusive collections that generate excitement and demand. For example, in the past, Banana Republic has partnered with designers such as Anna Sui and Roland Mouret, creating special collections that feature unique designs and styles not available in their regular line.