The firm's logistics and supply chain management, including aspects such as modes of transport, size and location of inventory, approval of suppliers, etc.

The management of labour relations, including aspects such as training, recruitment, disciplinary procedures, etc.

The production methods, including aspects such as factory lay-out, production planning and scheduling, production methods, handling of materials, maintenance, etc.

The firm's quality assurance procedures and processes.

The firm's application of the Occupational Health and Safety Act, including aspects such as safety procedures, training of workers, providing a healthy working environment, preventing negative impacts on the environment of the public, etc.

The organisation, its management structure (e.g. levels of hierarchy, matrix structure, project team management, etc.), and how it relates to divisional boundaries, geographic distribution, etc.

A letter on an official company letterhead, that states the dates worked.

A payslip.

Official stamp of the employer.