Klark's blog

Articles about Customer Support, AI, data and the life of a start-up made in Bordeaux...

Glossary

- 5 MIN READING 

NPS (Net Promoter Score): definition, calculation, and comprehensive guide 2026

Learn all about NPS (Net Promoter Score): clear definition, calculation formula, score interpretation, differences with CSAT, and practical tips for improving customer loyalty.
Chief of Staff
- 5 MIN READING 

LLM (Large Language Model): definition and applications

Discover Large Language Models (LLMs): definition, how they work, main models (GPT, Claude, Gemini), and practical applications for customer service.
Marketing Manager
- 5 MIN READING 

Support ticket: definition, lifecycle, and best practices

Discover support tickets: definition, complete lifecycle, best management practices, and tips for optimizing the processing of your customer requests.
Marketing Manager
- 5 MIN READING 

NLP (Natural Language Processing): definition and applications

Discover NLP (Natural Language Processing): definition, how it works, techniques, and practical applications for automating and improving your customer service.
Chief of Staff
- 5 MIN READING 

Sentiment analysis: definition, methods, and applications

Discover sentiment analysis: definition, methods (lexicon, ML, deep learning), applications for customer service, and best practices for implementation.
Marketing Manager
- 5 MIN READING 

FCR (First Contact Resolution): definition, calculation, and optimization

Discover FCR (First Contact Resolution): definition, calculation formula, benchmarks by channel, and practical tips to improve your first contact resolution rate.
Marketing Manager