diff --git a/modules/Markov.py b/modules/Markov.py
index cb05395..84d086e 100644
--- a/modules/Markov.py
+++ b/modules/Markov.py
@@ -419,6 +419,9 @@ class Markov(Module):
     def _get_suitable_word_from_choices(self, key_hits, gen_words, min_size):
         """Given an existing set of words, and key hits, pick one."""
 
+        # first, if we're not yet at min_size, pick a non-stop word if it exists
+        # else, if there were no results, append stop
+        # otherwise, pick a random result
         if len(gen_words) < min_size + 2 and len(filter(lambda a: a != self.stop, key_hits)) > 0:
             found_word = random.choice(filter(lambda a: a != self.stop, key_hits))
             self.log.debug("added '{0:s}' to gen_words".format(found_word))