diff --git a/README.md b/README.md
index 4015ffe..e852e63 100644
--- a/README.md
+++ b/README.md
@@ -32,16 +32,16 @@ npmextra.json
 ```
 
 ```typescript
-import * as npmextra from 'npmextra'
+import { Npmextra } from 'npmextra'
 
-npmextra.dataFor({
-    toolName:'sometool',
-    defaultSettings: { // gets merged with whatever is in the configfile
+let myNpmExtra = new Npmextra('my/path/to/cwd') // cwd argument is optional 
+mergedData = myNpmExtra.dataFor(
+    'sometool',
+    { // gets merged with whatever is in the configfile
         defaultKey1: 'defaultValue1', // so this will get overwritten with "awesomeValueFromConfig"
         defaultKey2: 'defaultValue2' // this one will pass through unaltered
-    },
-    cwd?: string // lets you specifiy a custom current working directory to look for the npmextra.json
-})
+    }
+)
 ```
 
 [![npm](https://push.rocks/assets/repo-header.svg)](https://push.rocks)
diff --git a/dist/npmextra.classes.keyValueStore.d.ts b/dist/npmextra.classes.keyValueStore.d.ts
index 730e078..48442af 100644
--- a/dist/npmextra.classes.keyValueStore.d.ts
+++ b/dist/npmextra.classes.keyValueStore.d.ts
@@ -3,4 +3,16 @@ export declare class KeyValueStore {
     constructor(optionsArg: {
         type: keyValueStoreTypes;
     });
+    /**
+ * reads a keyValueFile from disk
+ */
+    kvRead(): void;
+    /**
+     * writes a key value file to disk
+     */
+    kvWrite(): void;
+    /**
+     * wipes a key value store from disk
+     */
+    kevWipe(): void;
 }
diff --git a/dist/npmextra.classes.keyValueStore.js b/dist/npmextra.classes.keyValueStore.js
index c4b0f59..1974216 100644
--- a/dist/npmextra.classes.keyValueStore.js
+++ b/dist/npmextra.classes.keyValueStore.js
@@ -2,21 +2,21 @@
 class KeyValueStore {
     constructor(optionsArg) {
     }
+    /**
+ * reads a keyValueFile from disk
+ */
+    kvRead() {
+    }
+    /**
+     * writes a key value file to disk
+     */
+    kvWrite() {
+    }
+    /**
+     * wipes a key value store from disk
+     */
+    kevWipe() {
+    }
 }
 exports.KeyValueStore = KeyValueStore;
-/**
-* reads a keyValueFile from disk
-*/
-let kvRead = () => {
-};
-/**
- * writes a key value file to disk
- */
-let kvWrite = () => {
-};
-/**
- * wipes a key value store from disk
- */
-let kevWipe = () => {
-};
-//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoibnBtZXh0cmEuY2xhc3Nlcy5rZXl2YWx1ZXN0b3JlLmpzIiwic291cmNlUm9vdCI6IiIsInNvdXJjZXMiOlsiLi4vdHMvbnBtZXh0cmEuY2xhc3Nlcy5rZXl2YWx1ZXN0b3JlLnRzIl0sIm5hbWVzIjpbXSwibWFwcGluZ3MiOiI7QUFNQTtJQUNJLFlBQVksVUFFWDtJQUVELENBQUM7Q0FBQTtBQUxMLHNDQUtLO0FBQ0Q7O0VBRUQ7QUFDSCxJQUFJLE1BQU0sR0FBQztBQUVYLENBQUMsQ0FBQTtBQUVEOztHQUVHO0FBQ0gsSUFBSSxPQUFPLEdBQUM7QUFFWixDQUFDLENBQUE7QUFFRDs7R0FFRztBQUNILElBQUksT0FBTyxHQUFDO0FBRVosQ0FBQyxDQUFBIn0=
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoibnBtZXh0cmEuY2xhc3Nlcy5rZXl2YWx1ZXN0b3JlLmpzIiwic291cmNlUm9vdCI6IiIsInNvdXJjZXMiOlsiLi4vdHMvbnBtZXh0cmEuY2xhc3Nlcy5rZXl2YWx1ZXN0b3JlLnRzIl0sIm5hbWVzIjpbXSwibWFwcGluZ3MiOiI7QUFLQTtJQUNJLFlBQVksVUFFWDtJQUVELENBQUM7SUFDRDs7R0FFRDtJQUNDLE1BQU07SUFFTixDQUFDO0lBRUQ7O09BRUc7SUFDSCxPQUFPO0lBRVAsQ0FBQztJQUVEOztPQUVHO0lBQ0gsT0FBTztJQUVQLENBQUM7Q0FDSjtBQTFCRCxzQ0EwQkMifQ==
\ No newline at end of file
diff --git a/dist/npmextra.classes.npmextra.d.ts b/dist/npmextra.classes.npmextra.d.ts
index d53d6b8..e0d1a0f 100644
--- a/dist/npmextra.classes.npmextra.d.ts
+++ b/dist/npmextra.classes.npmextra.d.ts
@@ -13,7 +13,7 @@ export declare class Npmextra {
     /**
      * merges the supplied options with the ones from npmextra.json
      */
-    dataFor(toolnameArg: string, defaultOptionsArg: any): any;
+    dataFor<IToolConfig>(toolnameArg: string, defaultOptionsArg: any): IToolConfig;
     /**
      * checks if the JSON exists
      */
diff --git a/dist/npmextra.classes.npmextra.js b/dist/npmextra.classes.npmextra.js
index 5b41676..697a5cd 100644
--- a/dist/npmextra.classes.npmextra.js
+++ b/dist/npmextra.classes.npmextra.js
@@ -61,4 +61,4 @@ class Npmextra {
     }
 }
 exports.Npmextra = Npmextra;
-//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/ts/npmextra.classes.keyvaluestore.ts b/ts/npmextra.classes.keyvaluestore.ts
index 32ea47d..7eb35d1 100644
--- a/ts/npmextra.classes.keyvaluestore.ts
+++ b/ts/npmextra.classes.keyvaluestore.ts
@@ -3,7 +3,6 @@ import * as plugins from './npmextra.plugins'
 export type keyValueStoreTypes = 'path' | 'gitProject'
 
 
-
 export class KeyValueStore {
     constructor(optionsArg: {
         type: keyValueStoreTypes
@@ -13,21 +12,21 @@ export class KeyValueStore {
     /**
  * reads a keyValueFile from disk
  */
-let kvRead () {
+    kvRead() {
 
-}
-
-/**
- * writes a key value file to disk
- */
-let kvWrite () {
-
-}
-
-/**
- * wipes a key value store from disk
- */
-let kevWipe () {
-
-}
+    }
+
+    /**
+     * writes a key value file to disk
+     */
+    kvWrite() {
+
+    }
+
+    /**
+     * wipes a key value store from disk
+     */
+    kevWipe() {
+
+    }
 }
diff --git a/ts/npmextra.classes.npmextra.ts b/ts/npmextra.classes.npmextra.ts
index e7e1ba9..395f5c5 100644
--- a/ts/npmextra.classes.npmextra.ts
+++ b/ts/npmextra.classes.npmextra.ts
@@ -27,9 +27,9 @@ export class Npmextra {
     /**
      * merges the supplied options with the ones from npmextra.json
      */
-    dataFor(toolnameArg: string, defaultOptionsArg: any) {
+    dataFor<IToolConfig>(toolnameArg: string, defaultOptionsArg: any): IToolConfig {
         let npmextraToolOptions
-        if(this.npmextraJsonData[toolnameArg]) {
+        if (this.npmextraJsonData[toolnameArg]) {
             npmextraToolOptions = this.npmextraJsonData[toolnameArg]
         } else {
             npmextraToolOptions = {}