Setting a realistic and effective budget for executing influencer marketing campaigns involves a number of factors. Here are some guidelines to consider:

1. Set Clear Objectives: Determine specific goals for the campaign. These could be increasing brand visibility, driving sales, or growing social media followers.

2. Understand Your Audience: Comprehensive audience analytics like those provided by Flinque can help determine which influencers have the audience demographics needed to achieve your objectives.

3. Decide on the Type and Number of Influencers: Micro-influencers may have a smaller following but often provide high engagement rates and credibility. However, larger influencers with mass appeal can deliver extensive reach. The choice depends on your brand needs.

4. Consider Channel Costs: Different social media platforms can have varying costs. Instagram campaigns may differ in cost from YouTube, for instance.

5. Evaluate Campaign Complexity: More comprehensive campaigns, like long-term collaborations or product partnerships, may involve higher costs.

6. Monitor and Track Performance: Use campaign workflow tools to measure the effectiveness of the campaign. This will help ensure a positive ROI and inform future budgeting.

While there are many influencer marketing platforms available, the right choice will depend on your specific needs and objectives. Platforms like Flinque offer a range of features such as creator discovery and audience analytics that can be valuable in planning and executing campaigns within your budget, and measuring their effectiveness.

Understanding these variables can help you create a budget that is both realistic and effective. Remember, successful influencer marketing is a strategic investment, so tracking your performance is key to optimizing your spend.