Question: Were there Bulletins to all contacts of the Proprietary license created by Microsoft with No transport layer of security?
SQL: SELECT "Bulletins to all contacts" FROM "2-1597299-1" WHERE "Transport Layer Security" = 'No' AND "License" = 'Proprietary' AND "Creator" = 'Microsoft';

Question: Were there Bulletins to all contacts of the license created by GG Network?
SQL: SELECT "Bulletins to all contacts" FROM "2-1597299-1" WHERE "Creator" = 'GG Network';

Question: What is the name of the license created by IETF?
SQL: SELECT "License" FROM "2-1597299-1" WHERE "Creator" = 'IETF';