I want to start my own mobile production compny and i'm working as a project manager and sometime i have to work as a marekting manager also.. si i have questions explain in very detail first i put the information then questions.

Information:

• This will include all the following platforms: customer service, billing, web applications, product service, installation, equipment inventory, customer information

questions:

1. Draw 2 dataflow diagrams (1 logical and 1 physical)
2. clearly identify the flow of information from system to system.
3. Draw a flowchart ensuring you capture the new business processes from beginning to end,
4. this would be using your company's current process as the new customers will be migrated from their processes to your company's.

dataflow diagrams draw for me please and explain .. you can collect all information from the internet your own i dont have any references