Final answer:
In business, it is important to establish a rapport with customers before trying to sell something. Offering water can help build that relationship by showing care and hospitality.
Step-by-step explanation:
In business, it is important to establish a rapport with your customers before trying to sell something. Offering them water is a good way to start building that relationship. By offering a small gesture of hospitality, such as a glass of water, you show that you care about the customer's comfort and well-being. This can help create a positive impression and make the customer more receptive to your sales pitch.