diff --git a/README.md b/README.md
index 9c4a6d2..729cc65 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,21 @@ IP2Location Laravel extension enables the user to find the country, region, city
 4. Download IP2Location BIN database
     - IP2Location free LITE database at https://lite.ip2location.com
     - IP2Location commercial database at https://www.ip2location.com
-5. Create a folder named as `ip2location` in the `database` directory.
+5. To use IP2Location databases, create a folder named as `ip2location` in the `database` directory.
 6. Unzip and copy the BIN file into `database/ip2location/` folder. 
 7. Rename the BIN file to IP2LOCATION.BIN.
+8. To use IP2Location web service, create a new file called "site_vars.php" in `config` directory.
+9. In the site_vars.php, save the following contents:
+```php
+<?php
+return [
+    'IP2LocationAPIKey' => 'your_api_key', // Required. Your IP2Location API key.
+    'IP2LocationPackage' => 'WS1', // Required. Choose the package you would like to use.
+    'IP2LocationUsessl' => false, // Optional. Use https or http.
+    'IP2LocationAddons' => [], // Optional. Refer to https://www.ip2location.com/web-service/ip2location for the list of available addons.
+    'IP2LocationLanguage' => 'en', // Optional. Refer to https://www.ip2location.com/web-service/ip2location for available languages.
+];
+```
 
 
 ## USAGE
@@ -29,8 +41,8 @@ In this tutorial, we will show you on how to create a **TestController** to disp
 php artisan make:controller TestController
 ```
 2. Open the **app/Http/Controllers/TestController.php** in any text editor.
-3. Add the below lines into the controller file.
-```
+3. To use IP2Location databases, add the below lines into the controller file.
+```php
 <?php
 
 namespace App\Http\Controllers;
@@ -41,7 +53,8 @@ use IP2LocationLaravel;			//use IP2LocationLaravel class
 class TestController extends Controller
 {
 	//Create a lookup function for display
-        public function lookup(){
+    public function lookup(){
+        
 		//Try query the geolocation information of 8.8.8.8 IP address
 		$records = IP2LocationLaravel::get('8.8.8.8');
 
@@ -71,18 +84,62 @@ class TestController extends Controller
 	}
 }
 ```
-4. Add the following line into the *routes/web.php* file.
+4. To use IP2Location databases, add the below lines into the controller file.
+```php
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+
+use IP2LocationLaravel;			//use IP2LocationLaravel class
+
+class TestController1 extends Controller
+{
+    //Create a lookup function for display
+        public function lookup(){
+		//Try query the geolocation information of 8.8.8.8 IP address
+		$records = IP2LocationLaravel::query('8.8.8.8', \Config::get('site_vars.IP2LocationAPIKey'), \Config::get('site_vars.IP2LocationPackage'), \Config::get('site_vars.IP2LocationUsessl'), \Config::get('site_vars.IP2LocationAddons'), \Config::get('site_vars.IP2LocationLanguage'));
+
+		echo 'Country Code          : ' . $records['country_code'] . "<br>";
+		echo 'Country Name          : ' . $records['country_name'] . "<br>";
+		echo 'Region Name           : ' . $records['region_name'] . "<br>";
+		echo 'City Name             : ' . $records['city_name'] . "<br>";
+		echo 'Latitude              : ' . $records['latitude'] . "<br>";
+		echo 'Longitude             : ' . $records['longitude'] . "<br>";
+		echo 'Area Code             : ' . $records['area_code'] . "<br>";
+		echo 'IDD Code              : ' . $records['idd_code'] . "<br>";
+		echo 'Weather Station Code  : ' . $records['weather_station_code'] . "<br>";
+		echo 'Weather Station Name  : ' . $records['weather_station_name'] . "<br>";
+		echo 'MCC                   : ' . $records['mcc'] . "<br>";
+		echo 'MNC                   : ' . $records['mnc'] . "<br>";
+		echo 'Mobile Carrier        : ' . $records['mobile_brand'] . "<br>";
+		echo 'Usage Type            : ' . $records['usage_type'] . "<br>";
+		echo 'Elevation             : ' . $records['elevation'] . "<br>";
+		echo 'Net Speed             : ' . $records['net_speed'] . "<br>";
+		echo 'Time Zone             : ' . $records['time_zone'] . "<br>";
+		echo 'ZIP Code              : ' . $records['zip_code'] . "<br>";
+		echo 'Domain Name           : ' . $records['domain'] . "<br>";
+		echo 'ISP Name              : ' . $records['isp'] . "<br>";
+		echo 'Credits Consumed              : ' . $records['credits_consumed'] . "<br>";
+	}
+}
+
+```
+5. Add the following line into the *routes/web.php* file.
 ```
 Route::get('test', 'TestController@lookup');
 ```
 5. Enter the URL <your domain>/public/test and run. You should see the information of **8.8.8.8** IP address.
 
-## DEPENDENCIES (IP2LOCATION BIN DATA FILE)
+## DEPENDENCIES
 
-This library requires IP2Location BIN data file to function. You may download the BIN data file at
+This library requires either IP2Location BIN data file or IP2Location API key to function. You may download the BIN data file at
 * IP2Location LITE BIN Data (Free): https://lite.ip2location.com
 * IP2Location Commercial BIN Data (Comprehensive): https://www.ip2location.com
 
+For IP2Location API key, you can sign up [IP2Location Web Service](https://www.ip2location.com/web-service/ip2location) to get one free API key.
+
 ## IPv4 BIN vs IPv6 BIN
 
 Use the IPv4 BIN file if you just need to query IPv4 addresses.
diff --git a/composer.json b/composer.json
index 985933d..f30cab3 100644
--- a/composer.json
+++ b/composer.json
@@ -5,6 +5,7 @@
     "keywords": [
         "laravel",
         "laravel 5",
+        "laravel 7",
         "IP2Location",
         "geolocation"
     ],
diff --git a/license.txt b/license.txt
index 1ebca50..1f446b9 100644
--- a/license.txt
+++ b/license.txt
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 IP2Location.com
+Copyright (c) 2020 IP2Location.com
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal