Sales and distribution refers to the activities that a business undertakes to promote and sell its products or services to customers. This includes activities such as marketing, advertising, and customer service, as well as the processes involved in getting the product or service to the customer, such as order processing, fulfillment, and delivery. The sales and distribution function is a key part of any business, as it plays a critical role in driving revenue and growth.

There are several modules that are commonly included in a sales and distribution system. These can include:

1. Customer management: This module helps businesses manage their relationships with customers, including tracking customer information, communication history, and purchase history.
2. Lead management: This module helps businesses track and manage potential sales leads, including capturing leads from various sources, assigning leads to sales reps, and tracking the progress of leads through the sales funnel.
3. Sales forecasting: This module helps businesses predict future sales based on historical data and other relevant factors.
4. Order management: This module helps businesses track and manage orders, including processing orders, fulfilling orders, and tracking the delivery of orders.
5. Inventory management: This module helps businesses track and manage their inventory levels, including tracking stock levels, forecasting future inventory needs, and identifying potential shortages or excesses.
6. Pricing and quotation: This module helps businesses manage pricing for their products and services, including creating quotes for customers and tracking discounts and promotions.
7. Distribution: This module helps businesses manage the distribution of their products and services to customers, including tracking shipments and delivery schedules.