Add info on interactive use

README.md

@@ -24,3 +24,10 @@ Usage
 ;; Usage from code
 (twister-post
   "I have installed twister.el, and it works! -- https://github.com/mrvdb/twister.el  #emacs #twister")
+
+
+;; Interactive use
+(twister-create-post)  ;; Creates a window in which to edit a twister post C-c C-c posts it
+
+(twister-post-buffer)  ;; Posts the current buffer (with length check) to twister
+(twister-post-region)  ;; Posts the current region (with length check) to twister