~Combing hair while it is dry (especially AA hair),
~Not conditioning (and moisturizing) your hair,
~Chemicals (perms, dyes, etc.),
~Not trimming when needed,
~Your clothes (yep, your hair can snag on shirts, sweaters, hats and scarves),
~Excessive use of heat, and
~Trimming with inferior scissors (household or kitchen scissors that are dull).
What can I do to prevent split ends Kinky? You can search AND destroy!!
If not interested in dusting and you're not sure of how to go about trimming your hair, try using the picture below as a model. I've actually watched YouTube videos and know of people that use the method below. A few nights ago when I twisted my hair, I cut the ends based on the same principle.
Here is a picture of some types of split ends: