Fashion brands can effectively leverage influencer marketing campaigns on platforms like Flinque using several best practices:

1. Creator Discovery: Brands can search for influencers based on their demographic, a specific location, or category of interest. For example, a brand aiming to promote a new clothing line may search for influencers with a strong young-adult audience base or those in a specific city where the line will be launched. Platforms like Flinque offer strong search and discovery features, helping brands find the most suitable influencers.

2. Campaign Planning: Brands need to plan a clear campaign objective, product exposure strategy, and expected outcome. With Flinque, a fashion brand can coordinate all its influencer requests, content, and campaign dates in one place.

3. Partnerships: Long-term collaborations tend to have a higher ROI than one-time partnerships. Brands might consider signing a series of collaborations with an influencer, leading to consistent exposure and an engrossed audience.

4. Performance Tracking: Measure the effectiveness of a campaign by tracking metrics such as engagement rates, clicks and conversions. Tools like Flinque provide robust reporting for influencer campaigns.

5. Authentic Message: Emphasize influencers authentically sharing their stories about your brands to resonate more with audiences.

When compared to other influencer marketing platforms like Traackr or Upfluence, Flinque, while offering comparable robust search and reporting capabilities, differentiates itself by a more focused attention on workflow and campaign management. This drives efficiency and productivity for brands, especially for those running multiple campaigns simultaneously.

Remember, the efficiency of any tool depends considerably on team needs and campaign objectives. Always prioritize real-world use cases and strategic decision-making for a successful influencer campaign.