QUESTION: Fix punctuation: If you dont want to subscribe to an entire Category you can subscribe to a single forum This will notify you of any posts made within any topic within that forum
ANS: If you don't want to subscribe to an entire Category, you can subscribe to a single forum. This will notify you of any posts made within any topic, within that forum.

QUESTION: Fix punctuation: 6 The work with customer needs and segmentation requires that you dare prioritize and deselect
ANS: #6 The work with customer needs and segmentation requires that you dare prioritize and deselect.

QUESTION: Fix punctuation: Frederik 4th again established a Danish militia 1701 which asserted itself in the Swedish war 1709 20 The language of command in the recruited army as well as in the Norwegan and Danish militia was German
ANS: Frederik 4th again established a Danish militia (1701), which asserted itself in the Swedish war 1709 - 20. The language of command in the recruited army as well as in the Norwegan and Danish militia was German.

QUESTION: Fix punctuation: You will be asked to vacate the cottage on departure to 10 clock
ANS:
You will be asked to vacate the cottage on departure to 10 clock!