diff --git a/README.md b/README.md
index cd9dbc5..713bd9c 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 [![CI](https://github.com/dcarrillo/whatismyip/workflows/CI/badge.svg)](https://github.com/dcarrillo/whatismyip/actions)
 [![Go Report Card](https://goreportcard.com/badge/github.com/dcarrillo/whatismyip)](https://goreportcard.com/report/github.com/dcarrillo/whatismyip)
 [![GitHub release](https://img.shields.io/github/release/dcarrillo/whatismyip.svg)](https://github.com/dcarrillo/whatismyip/releases/)
+[![License Apache 2.0](https://img.shields.io/badge/license-Apache%202.0-blue.svg)](./LICENSE)
 
 - [What is my IP address](#what-is-my-ip-address)
   - [Features](#features)
@@ -15,7 +16,7 @@
     - [Run a default TCP server with a custom template and trust a custom header set by an upstream proxy](#run-a-default-tcp-server-with-a-custom-template-and-trust-a-custom-header-set-by-an-upstream-proxy)
   - [Download](#download)
   - [Docker](#docker)
-    - [Running a container locally using test databases](#running-a-container-locally-using-test-databases)
+    - [Run a container locally using test databases](#run-a-container-locally-using-test-databases)
     - [From Docker Hub](#from-docker-hub)
 
 Just another "what is my IP address" service, including geolocation and headers information, written in go with high performance in mind, it uses [gin](https://github.com/gin-gonic/gin) which uses [httprouter](https://github.com/julienschmidt/httprouter) a lightweight high performance HTTP multiplexer.
@@ -103,13 +104,15 @@ Usage of ./whatismyip:
 ### Run a TLS (HTTP/2) server only
 
 ```bash
-./whatismyip -geoip2-city ./test/GeoIP2-City-Test.mmdb -geoip2-asn ./test/GeoLite2-ASN-Test.mmdb -bind "" -tls-bind :8081 -tls-crt ./test/server.pem -tls-key ./test/server.key
+./whatismyip -geoip2-city ./test/GeoIP2-City-Test.mmdb -geoip2-asn ./test/GeoLite2-ASN-Test.mmdb \
+             -bind "" -tls-bind :8081 -tls-crt ./test/server.pem -tls-key ./test/server.key
 ```
 
 ### Run a default TCP server with a custom template and trust a custom header set by an upstream proxy
 
 ```bash
-./whatismyip -geoip2-city ./test/GeoIP2-City-Test.mmdb -geoip2-asn ./test/GeoLite2-ASN-Test.mmdb -trusted-header X-Real-IP -template mytemplate.tmpl
+./whatismyip -geoip2-city ./test/GeoIP2-City-Test.mmdb -geoip2-asn ./test/GeoLite2-ASN-Test.mmdb \
+             -trusted-header X-Real-IP -template mytemplate.tmpl
 ```
 
 ## Download
@@ -120,7 +123,7 @@ Download latest version from https://github.com/dcarrillo/whatismyip/releases
 
 An ultra-light (~9MB) image is available.
 
-### Running a container locally using test databases
+### Run a container locally using test databases
 
 `make docker-run`
 
@@ -131,6 +134,6 @@ docker run --tty --interactive --rm \
     -v $PWD/<path to city database>:/tmp/GeoIP2-City-Test.mmdb:ro \
     -v $PWD/<path to ASN database>:/tmp/GeoLite2-ASN-Test.mmdb:ro -p 8080:8080 \
     dcarrillo/whatismyip:latest \
-    -geoip2-city /tmp/GeoIP2-City-Test.mmdb \
-    -geoip2-asn /tmp/GeoLite2-ASN-Test.mmdb
+      -geoip2-city /tmp/GeoIP2-City-Test.mmdb \
+      -geoip2-asn /tmp/GeoLite2-ASN-Test.mmdb
 ```
diff --git a/internal/core/version.go b/internal/core/version.go
index 509e625..c90fa93 100644
--- a/internal/core/version.go
+++ b/internal/core/version.go
@@ -1,4 +1,4 @@
 package core
 
-// Version to be defined on build time
+// Version to be defined at build time
 var Version = "tobedefined"
diff --git a/models/geo.go b/models/geo.go
index cd82ef7..4b5959f 100644
--- a/models/geo.go
+++ b/models/geo.go
@@ -7,11 +7,6 @@ import (
 	"github.com/oschwald/maxminddb-golang"
 )
 
-// Record is the interface to be implemented for record operations
-type Record interface {
-	LookUp(ip net.IP)
-}
-
 // GeoRecord is the model for City database
 type GeoRecord struct {
 	Country struct {