I need database for car dealership and should be included the following information

Part I :

Introduction - Background of the organization

Povide a brief introduction of the sub-system and the organization in one paragraph

Problem - Brief description of the problem

What are the current problems with storing and retrieving data?

Objective of the database - how does it solve the problem?

Part II :

ER/Class Diagram--Draw the class diagram for your proposed database

Part III :

Description of tables

In a couple of sentences, provide a brief description of each table in your database. Also include a short description of the columns/attributes from each table.

Description of keys - Primary, foreign, composite

In a couple of sentences, provide a brief description of the primary, foreign and composite keys for each table.

Data types for each attributes

In a couple of sentences, provide reasoning for selecting data types for each attribute/column.

Description of relationships

In a couple of sentences provide a brief description of the relationships between the tables of your database.