*Quick heads-up* I found this on another spot, and I loved it so much, I thought I should put it on this spot. It originally had about 130, I added 20 more and changed some a bit. Enjoy!

1. A decent plot. 
2. The Hog's Head
3. Character death. 
4. Quidditch. 
5. Real villains
6. A journalist you love to hate.
7. A character who's loyalties remain unknown.
8. Hogwarts. 
9. Magic. 
10. A wand. 
11. An all-ages audience. 
12. Friends that stick with you until the very end.
13. Vampires that don't sparkle. 
14. The trio we could not live without.
15. Pranksters.
16. The Three Broomsticks.
17. The *very awesome* Weasleys. 
18. Giants. 
19. Broomsticks. 
20. Triwizard Tournaments. 
21. A lightning-shaped scar on the forehead of the main protagonist. 
22. Draco Malfoy. 
23. Real werewolves. 
24. The Marauders. 
25. The Order of the Phoenix. 
26. Dumbledore's Army.
27. Friends who would die for each other.
28. Good actors
29. Creautures you've never heard of before.
30. Actual fights.
31. Boggarts. 
32. Azkaban.
33. Dementors. 
34. Good instrumental music. 
35. Characters you can take inspiration from.
36. Harry to assure us, "Trouble comes looking for me."
37. Awesome way of showing time passing.
38. Thrilling adventure. 
39. REAL love. 
40. A boyfriend who doesn't stalk his girlfriend. 
41. Dumbledore-- you know you wanted to cry when he died.
42. Hagrid.
43. A house for he brave, courageous, and confident.
44. A house for the kind, loyal, and nice.
45. A house for the witty, hardworking, and intelligent.
46. A house for the ambitious, cunning, and power-loving.
47. Teachers that aren't just teachers- they're heroes.
48. Unique names. 
49. Werewolves (the REAL ones)
50. Wonderful parental figures that don't just sit around watching TV- they do worthwhile things and would give their lives for their children.
51. Main characters aren't emo.
52. Traitors.
53. Horcruxes. 
54. Wizard Wrock. 
55. The Yule Ball. (see, they actually do have fun!)
56. Good subjects. 
57. Animagus. 
58. The word "Muggle". 
59. The word "Squib". 
60. The Hogwarts Express. 
61. The Ministry of Magic. 
62. Logic
63. Butterbeer. 
64. Bertie Bott's Every Flavor Beans. 
65. Chocolate Frogs. 
66. Beauxbatons. 
67. Durmstrang. 
68. Pets that are useful.
69. Interesting Characters. 
70. A Very Potter Musical. 
71. Potter Puppet Pals. 
72. A theme park. 
73. A butt-kicking Time Turner
74. A necklace that has a meaning.
75. Premieres that have guy fans in it.
76. Dragons. 
77. Xenophilius Lovegood. 
78. The Burrow. 
79. House Cup. 
80. Quidditch Cup. 
81. Humor.
82. Aberforth- a man who's real story is unknown.
83. Fans that like it because of the plot, not how good looking the actors are.
84. Teaming up do something REALLY brave, whether it's going into the Chamber, destroying Horcruxes, or fighting against the Death Eaters.
85. Patronuses. 
86. O.W.L.s and N.E.W.T.S.
87. Prefects.
88. Morals and lessons to be learned.
89. An interesting story.
90. No plot holes. 
91. Invisibility Cloak. 
92. Ressurection Stone. 
93. Death Stick. 
94. Villains you just gotta love!
95. Moving stairs. 
96. Moving pictures. 
97. Talking portraits. 
98. Secret passages.
99. Ghosts.
100. Mermaids 
101. "International magical cooperation."
102. Diagon Alley
103. Knockturn Alley 
104. Prophecies.
105. An author that's not afraid to make bad things happen.
106. Ron to remind us, "Draco Malfoy, the amazing bouncing ferret..."
107. Snakes 
108. Wizarding War 
109. Nargles 
110. Wrackspurts 
111. Politics and a government.
112. The Knight Bus.
113. Dobby
114. Aurors that kick butt.
115. Department of Mysteries 
116. A beautiful castle 
117. Floo powder
118. Daily Prophet 
119. The Quibbler
120. Cedric Diggory- ha ha we have Rob too 
121. 8 amazing movies
122. Seven brilliant books.
123. Hermione to remind you, "It's levi-oh-sa, not levio-sah."
124. Tonks- a wonderful mother, wife, and Auror.
125. Centaurs
126. Feasts 
127. Pensieve 
128. The Malfoys 
129. Characters that come through in the end.
130. Zonko's
131. Hogsmeade.
132. Honeydukes.
133. Hexes and curses.
134. Archery.
135. The study of astronomy.
136. J.K. Rowling
137. Grimmauld Place.
138. Memories worth remembering.
139. Non-obsessive girlfriends.
140. People who suspect something's up.
141. Flying lessons.
142. Apparation.
143. Risk.
144. Important choices.
145. Polyjuice Potion.
146. A three-headed dog.
147. Basilisk.
148. A tree that can kill you.
149. Man sized spiders.
150. A brilliant story that overwhelms you, and makes you stay a true fan forever.