diff --git a/skratch.c b/skratch.c
index 92f1a21..a8b4f40 100644
--- a/skratch.c
+++ b/skratch.c
@@ -10,14 +10,14 @@ struct Flags
 {
 	int use_v;
 	int use_s;
-	char *suffix;
-	char skratch_path[4096];
-	char file_path[4096];
-	char filename[255];
-	char editor[255];
+	char *suffix;            // file suffix
+	char skratch_path[4096]; // ~/.skratch
+	char file_path[4096];    // ~/.skratch/<filename><suffix>
+	char filename[255];      // skratch-XXXXXX
+	char editor[255];        // editor to open file with
 };
 
-
+// sets f.editor using env vars
 void set_editor(struct Flags *f)
 {
 	char *ed;
@@ -27,10 +27,11 @@ void set_editor(struct Flags *f)
 		ed = getenv("EDITOR");
 	if (ed)
 		strcpy(f->editor, ed);
-	else
+	else //no env vars set
 		strcpy(f->editor, "vi");
 }
 
+// sets f.file_path and makes a file in ~/.skratch if needed
 int make_skratch_file(struct Flags *f)
 {
 	char fp[4096];
@@ -53,6 +54,7 @@ int make_skratch_file(struct Flags *f)
 	return 0;
 }
 
+// creates ~/.skratch if needed and sets f.skratch_path
 int make_skratch_path(struct Flags *f)
 {
 	char sp[4096];
@@ -73,6 +75,8 @@ int make_skratch_path(struct Flags *f)
 	return 0;
 }
 
+// lists files in f.skratch_path, with option to delete
+// this should likely have all delete logic inside delete_files()
 int list_files(struct Flags *f, int delete)
 {
 	DIR *d = opendir(f->skratch_path);
@@ -102,6 +106,8 @@ int list_files(struct Flags *f, int delete)
 	return 0;
 }
 
+// menu confirmation for deleting files in f.skratch_path
+// there is a bug if the user has no input
 int delete_files(struct Flags *f)
 {
 	list_files(f, 0);
@@ -115,6 +121,7 @@ int delete_files(struct Flags *f)
 	return 0;
 }
 
+// handles arguments and runs the editor
 int main(int argc, char *argv[])
 {
 	int opt;