Yes, there are specific techniques and strategies which can significantly increase audience engagement in niche-specific influencer marketing campaigns:

1. Understand Your Niche Audience: Deeply understanding your niche audience is fundamental. This involves knowing their interests, demographics, and behaviors. Influencer marketing platforms such as Flinque offer audience analytics that provide these insights.

2. Partner with Niche Influencers: Collaborating with influencers who have proven authority and high engagement rates in your specific niche can increase campaign relevance and effectiveness.

3. Create Authentic Content: Audiences respond positively to content that is genuine, relatable, and resonates with them. Therefore, it’s crucial to collaborate with your chosen influencers to create or curate such content.

4. Leverage User-Generated Content (UGC): UGC can often perform better than brand-produced content because it’s seen as more genuine and truthful.

5. Incentivize Audience Participation: Strategies such as contest, discounts, or giveaways that require active audience participation can increase engagement levels.

6. Monitor and Optimize Performance: Use campaign workflows and performance tracking to continuously monitor your campaign’s engagement metrics, and adjust your strategy accordingly. Flinque, for example, provides tools for tracking key performance indicators, making it easy to measure and improve your ROI.

Remember, the right strategy will depend heavily on your brand’s specifics, your audience, and your campaign goals.