Enterprises track outreach readiness across regions by implementing the following methods:

1. Research Local Influencer Landscapes: Using influencer marketing platforms, enterprises can research and find influencers in specific regions. Platforms such as Flinque provide filters to geo-locate influencers, helping companies to understand the potential reach in particular regions.

2. Localized Approach: Companies break down their campaigns by region, using local influencers or influencers who resonate well with the audiences in those areas. This enables them to adapt the outreach strategies to meet the regional preferences and behavior.

3. Audience Analytics: Tools like Flinque offer audience analytics that allow businesses to see where an influencer’s audience is predominantly based. By analyzing these insights, enterprises can make an informed decision about whether an influencer is apt for reaching out to a specific regional audience.

4. Performance Tracking and Benchmarking: Enterprises track the performance of their influencer marketing campaigns across different regions. They benchmark the campaigns and compare key metrics to assess the effectiveness of their outreach in each region.

5. ROI Measurement: The ultimate measure of regional readiness is the return on investment from influencer marketing activities in those regions. Outreach readiness is analyzed by comparing the time and resources spent on influencer campaigns against the results achieved.

In summary, outreach readiness across regions can be measured using a combination of targeted influencer discovery, audience analytics, local adaptations, performance tracking, and ROI measurement. The choice of the right influencer marketing platform, like Flinque or others, plays a crucial role in effective tracking and execution. But as with any tool, the effectiveness may vary according to the specific needs and circumstances of the team implementing it.