diff --git a/.npmignore b/.npmignore
index b7865f0..012a3cd 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,2 +1 @@
 index.js
-test.js
diff --git a/create-card.js b/create-card.js
index c910aa2..669735e 100644
--- a/create-card.js
+++ b/create-card.js
@@ -1,5 +1,4 @@
 const fetch = require("node-fetch");
-const fs = require("fs");
 const path = require("path");
 const { createCanvas, loadImage, registerFont } = require("canvas");
 
diff --git a/package-lock.json b/package-lock.json
index 85a436f..6feb1e2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "shit",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index dee9355..9b83481 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,13 @@
 {
   "name": "xiv-character-cards",
-  "version": "1.0.0",
+  "description": "API to create fancy cards for FFXIV characters based on their Lodestone data, hosted at https://ffxiv-character-cards.herokuapp.com.",
+  "version": "1.1.0",
   "main": "create-card.js",
   "license": "MIT",
+  "keywords": [
+    "ffxiv",
+    "xivapi"
+  ],
   "scripts": {
     "start": "node index.js",
     "dev": "nodemon index.js"
diff --git a/readme.md b/readme.md
index d890207..39197a5 100644
--- a/readme.md
+++ b/readme.md
@@ -32,4 +32,45 @@ The API will reply with its status, and in case of success, the URL to the final
 
 ## Using in your application
 
-You can use the ``create-card.js`` file in any NodeJS project. It will return a PNG-buffer for you to use in your bot or application.<br>Check ``index.js`` for usage examples.
+```
+yarn add xiv-character-cards
+# or
+npm i xiv-character-cards
+```
+
+You will receive a PNG-buffer for you to use in your bot or application.<br>Check ``index.js`` for other usage examples.
+
+### Example
+
+```js
+const { CardCreator } = require("xiv-character-cards");
+const fs = require("fs");
+
+const card = new CardCreator();
+const lodestoneid = "13821878";
+
+function example(cb) {
+  card.ensureInit()
+    .then(
+      () => card.createCard(lodestoneid),
+      (reason) => cb("Init failed: " + reason, null)
+    )
+    .then((image) =>
+      cb(null, {
+        binary: {
+          image: image,
+        },
+      })
+    )
+    .catch((reason) => cb("createCard failed: " + reason, null));
+}
+
+example((err, response) => {
+  const buffer = response.binary.image;
+  fs.writeFileSync(`./${lodestoneid}.png`, response.binary.image, (err) => {
+    if (err) {
+      console.log(err);
+    }
+  });
+});
+```
diff --git a/test.js b/test.js
deleted file mode 100644
index 9ed6e3e..0000000
--- a/test.js
+++ /dev/null
@@ -1,18 +0,0 @@
-const fs = require("fs");
-const createCard = require("./create-card").createCard;
-
-createCard("9575452", (png) => {
-    const data = png.replace(/^data:image\/\w+;base64,/, "");
-    const buf = Buffer.from(data, "base64");
-    fs.writeFile('test.png', buf, (err) => {
-        console.log(err)
-    })
-  });
-
-createCard("13821878", (png) => {
-  const data = png.replace(/^data:image\/\w+;base64,/, "");
-  const buf = Buffer.from(data, "base64");
-  fs.writeFile('image.png', buf, (err) => {
-      console.log(err)
-  })
-});