Which type of process diagram should the business analyst use at the beginning of a Salesforce project to outline high-level process areas such as "Prospect to Contract?

Up to how many Profiles can a User have?

New interns at Universal Containers have been tasked with following a new process to import leads from a spreadsheet into Salesforce. A business analyst is mapping the process to document the overall lead creation process.
What should the process map look like?

Universal Containers (UC) wants to overhaul its Service Cloud implementation and has hired a consulting company to help drive requirements. In an effort to gain more information about the project, the business analyst (BA) has begun to review UC's structure to understand the functions of each department, how departments interact, and who reports to whom within UC.
Which technique is the BA using?

Cloud Kicks has an existing implementation of Salesforce. A business analyst (BA) wants to understand details about the Salesforce environment:
* Custom apps
* Active Salesforce Sites
* Active flows
* Custom tabs
* Visualforce pages
A Which path should the BA take to find this information?