diff --git a/README.md b/README.md
index 5cdbc1f..b58644b 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,9 @@ This can be useful when developing plugins, or for "light-weight" scripting with
 
 A range of convenience functions partly inspired by emacs is also provided.
 
+# Demo
+![demo](demo.gif)
+
 # Installation
 In your obsidian vault there should be a `.obsidian/plugins` directory. You can clone this repo into that
 directory and then run the following to build the plugin:
@@ -70,8 +73,8 @@ openSetting(name: string) - Open settings and display the tab (see left hand sid
 * lineAtPoint(p?:string) - Retunrs the line at the cursor position. Default to current positiong.
 
 ### Reading and files
-* writeToFile(name, string) - Overwrite the markdown file called name with the given string
-* appendToFile(name, string) - Append to the markdown file called `name` with the given string
+* writeToFile(name: string) - Overwrite the markdown file called name with the given string
+* appendToFile(name: string) - Append to the markdown file called `name` with the given string
 
 ### Processes
 * runProc(s: string) - Parse the bash-style command string s (e.g "ls /home") and call runProc on it
diff --git a/demo.gif b/demo.gif
new file mode 100644
index 0000000..3aa96d0
Binary files /dev/null and b/demo.gif differ
diff --git a/fuzzy.ts b/fuzzy.ts
index de967ab..a214bd7 100644
--- a/fuzzy.ts
+++ b/fuzzy.ts
@@ -1,5 +1,14 @@
 import { FuzzySuggestModal, App } from 'obsidian';
 
+
+export function fuzzySelect(app: App, choices: Array<string>, prompt?: string) {
+    // doc: fuzzily select from a list of strings
+    return new Promise((reject, resolve) => {
+        let selector = new FuzzySelector(app, prompt || "select:", choices, [reject, resolve])
+        selector.run()
+    })
+}
+
 export class FuzzySelector extends FuzzySuggestModal<string> {
     resolve: (_: any) => void
     reject: (_: any) => void