All the details regarding your queries should be available in forum. A small search gives these details.
- Inspection Method can be created in QS31
- Only view & not to print or save could be done with Authorization control. Discuss with Basis consultants. Based on the mode you attach documents to transactions (DMS or Services for Objects), authorization object can be defined.
- Inspection Methods can be assigned to MIC in QS21/QS23.