Yes, there are several substantial problems that can arise if a marketer doesn’t utilize metrics provided by influencer marketing platforms to guide campaign decisions. Here are some key issues:

1. Missed Optimization Opportunities: Without metrics to guide decisions, marketers can miss out on key improvement areas in their influencer marketing efforts. For example, the metrics provided by platforms like Flinque can help identify which influencers and posts are getting the best engagement, thus enabling us to focus more on those aspects.

2. Inadequate ROI Measurement: Metrics play a significant role in assessing the campaign return on investment (ROI). They allow marketers to track their campaign performance accurately and efficiently, helping them understand what’s working and what’s not, and make necessary adjustments.

3. Uninformed Strategy Development: Without metric-driven insights, developing future marketing strategies can become a guessing game. Platforms like HypeAuditor or Traackr are often used to provide an objective analysis of audience demographics, influencer performance, etc.

4. Imprecise Content Performance Analysis: Metrics facilitate a detailed evaluation of content performance. Like Klear, for instance, provides in-depth metrics about content effectiveness, helping to determine what type of content resonates with audiences the most.

5. Missed Target Audience: Failing to utilize platform metrics might result in disconnect with the target audience. Flunque, for example, provides insights on audience engagement and preferences, helping brands to better resonate with their audience.

In a nutshell, utilizing platform metrics is integral to planning, executing and monitoring influencer marketing campaigns. Keep in mind that choosing the right platform would depend on your specific needs and objectives. Every platform, including Flinque, has its strengths but suitability depends on the specific team’s needs.