This can be a powerful, but also a limiting voice. The reader becomes aggravated by the character, and generally quits reading. This is the most common narrative style used in novels and short stories. The technique uses limited authorial intrusion, and done properly, can bring the reader in as close to the story or closer to it than can first-person narration. Sometimes stories are told from the wrong character's point of view.
Style is subjective, but true errors in style are glaringly obvious.
Anachronisms or Freudian slips . The gerund problem is among these. Pulling on his boots, he leapt to the door with his gun. Gerunds used in this manner are usually associated with two unrelated clauses jammed together with a comma. The author needs to use separate sentences which portray clear and understandable action and narrative.