Indeed, preparing an influencer for successful outreach involves a well-thought strategy, that ranges from selecting the right influencer, communication, content creation to performance tracking.

1. Right Influencer: This is where influencer marketing platforms can be remarkably helpful. Platforms like Flinque, HypeAuditor, and Heepsy offer an extensive database of influencers categorized by niche, audience size, and other relevant filters, hence ensuring you find the perfect match for your brand or campaign.

2. Clear Communication: For effective collaboration, articulate your brand message, campaign goals, and expectations clearly to the influencer. The agreement should cover details of deliverables, deadlines, and remuneration.

3. Authentic Content Creation: Allow the influencer creative freedom while aligning with your brand’s goals. Influencers know what works best for their audience.

4. Performance Tracking: Use the analytics features offered by platforms to track the influencer’s performance. Flinque, for example, provides real-time performance tracking, helping you to measure the ROI of your campaign.

Remember, every platform has its own strengths depending on your needs. Flinque focuses on a hands-on, DIY approach; Heepsy leans towards data and analytics; and HypeAuditor offers comprehensive audience insights. The suitability of each platform largely depends on what your team values most in your influencer outreach strategy.

By employing these steps within a framework that best suits your needs, you can prepare an influencer for successful outreach and achieve the desired outcomes.