Which of the following phrases describes intensification?

Updating information is adding what is new and useful to existing data, and condensing is the process of activating this information in a way that makes it clearer and more effective. Individuals and businesses alike can intensify their activity or relationship with customers by maintaining appropriate communication and responding to their immediate needs. Thus, intensification is achieved by improving the quality and effectiveness of the relationships between different parties, and by achieving sustainability in their actions. Certainly, successful densification is a vital way to succeed at work and become fully integrated into communities.