Bram Stoker, being the creative and intellectual writer himself, wrote the novel Dracula in the diary form of narrative. This was a good choice of how to write the novel since it was very beneficial to the plot of Dracula. Examples of how the diary form is beneficial to Dracula is seen in his writing and book.
One of the greatest benefits of the diary narrative is that the reader is allowed see, and feel the emotional hearts and souls of the emotional characters. This is great because when a character is not feeling too great and is trying hide something, the reader knows this, and therefore the reader knows everything that is happening; nothing is being hidden from the reader. An example of this happening is when Mina is at the insane asylum and is worried sick about something happening to Jonathan Harker. Mina hides all that she feels when Jonathan Harker is near her. All that Mina is feeling is written by herself, and what, how she is feeling is ready for a reader to examine because they are able to see her diary. If Mina's diary was not open to the reader, or if Someone was telling of what he or she saw, the observation could be false and the reader would lose valuable information that would be valuable to the whole plot of the book.
Some things that can be noticed about the diary form is that different views of the same thing can be expressed by many different people; all in first person view. Then, along with that, there are extensive and very detailed descriptions about a thing, or person that is being described. In the novel, this is seen as Jonathan Harker is traveling and he describes almost everything, he does, eat, sees, etc.
Another use of the diary form is that Bram Stoker can have people "talk to themselves." So if the person who is writing in his or her diary, that person can make notes to him/herself writing "I must ask the Count...