Brands ensure influencer platforms can scale with creator volume, campaigns, and regions before selection by:

1. Data Capacity: Brands must ensure that the platform can handle massive amounts of data from multiple social media channels, regions, and networks of influencers.

2. Integration Capabilities: For seamless workflows, the platform needs to integrate with existing software applications easily. Look for platforms with diverse integration options.

3. Campaign Management: The platform should help brands plan, track, monitor, and measure multiple campaigns concurrently. This is crucial for influencer marketing at scale.

4. Global Compatibility: Brands with a global presence or those planning expansion must consider whether the platform provides global coverage, supports multiple languages and has region-specific insights.

5. Analytics: Look for robust, real-time analytics capabilities to measure and optimize campaigns. The infrastructure should handle high data volumes without lag or data loss.

Using Flinque as an example, it focuses on scalability by offering robust data management, API integrations, campaign management tools, global reach, and powerful analytics.

But remember, the suitability depends on team needs: While Flinque might be efficient for brands with a global presence needing rich, real-time analytics, another platform might be a better fit for a small business operating locally. It’s about identifying key requirements and doing due diligence on platforms’ capabilities to meet these needs.