Time can affect all aspects of events and details by letting characters use the time of day to help them or use the time against other Character. Time can help character by letting them hide in darkness or letting them night time to hide evidence. Day time can help the character look for evidence or search places.
Location can be used as in what happened here or where. A character can show up at the wrong time they can be accused of the crime or they can be planted or used if they show up.
purpose is a big part of every crime. If someone doesn't have a purpose then they will not act but if someone has one they will act. There is always a purpose in something and we as readers should find that if we want to know why something happened a certain way.