Spelling Rules of the Present Participle (V+ing)

There are some rules on how to add -ing to verbs called Present Participle and Gerund:

1. Verbs which end in a silent -e, drop the -e and add -ing:
1. come - coming
2. fade - fading
3. face - facing
4. dance - dancing
5. live - living
6. compile - compiling
7. ride - riding
8. write - writing
9. bake - baking
10. hope - hoping
2. Verbs which end in -e or -ee:
1. be - being
2. see - seeing
3. age - ageing
4. agree - agreeing
5. flee - fleeing
3.  Verbs ending with -ie:
1. die - dying
2. tie - tying
3. lie - lying
4. vie - vying
4. Verbs ending with one vowel + one consonant (with the excepting of "W, X, Y), we double the last consonant and add -ing:
1. cut - cutting
2. shut - shutting
3. dig - digging
4. sit - sitting
5. run - running
   Exception of "W, X, Y":
6. stay - staying
7. play - playing
8. box - boxing
9. fix - fixing
10. draw - drawing
11. bow - bowing
5. For two syllable-word verbs, we double the last consonant only if the stress falls on the last syllable:
1. admit - admitting
2. refer - referring
3. prefer - preferring
4. begin - beginning 
5. defer - deferring
6. confer - conferring
6. For two syllable-word verbs which were stressed on the first syllable, we only add -ing:
1. offer - offering
2. suffer - suffering
3. whisper - whispering
4. open - opening
5. listen - listening
6. visit - visiting
7. Some verbs take the two forms of Rule 5 and Rule 6 above:
1. travel - traveling / travelling
2. marvel - marvel / marvelling