README.md in gman-0.0.7 vs README.md in gman-0.1.0

@@ -26,16 +26,36 @@
 
 ```ruby
 Gman.valid? "[e-mail]" #true
 Gman.valid? "[e-mail]" #false
 ```
+
+### Really verify an email address
+
+(also verifies that the server returns a valid MX record)
+
+```ruby
+Gman.valid? "[e-mail]", true #true
+Gman.valid? "[e-mail]", true #false
+```
 ### Verify domain
 
 ```ruby
 Gman.valid? "http://foo.bar.gov" #true
 Gman.valid? "foo.bar.gov" #true
 Gman.valid? "foo.gov" #true
 Gman.valid? "foo.biz" #false
+```
+
+### Get a domain name from an arbitrary domainy string
+
+```ruby
+Gman.get_domain "http://foo.bar.gov" # foo.bar.gov
+Gman.get_domain "[e-mail]" # bar.gov
+Gman.get_domain "foo.bar.gov" # foo.bar.gov
+Gman.get_domain "asdf@asdf" # nil (no domain within the string)
+Gman.get_domain "[e-mail]", true #false (no MX record)
+Gman.get_domain "[e-mail]", true # true (valid MX record)
 ```
 
 ## Contributing
 
 Contributions welcome! Please see [the contribution guidelines](CONTRIBUTING.md) for code contributions or for details on how to add, update, or delete government domains.