diff --git a/README.md b/README.md
index 8957ad8..fa89079 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,9 @@ Generally you will access the PostgreSQL server through a pool of clients.  A cl
 var pg = require('pg');
 var conString = "postgres://username:password@localhost/database";
 
+//this starts initializes a connection pool
+//it will keep idle connections open for a (configurable) 30 seconds
+//and set a limit of 20 (also configurable)
 pg.connect(conString, function(err, client, done) {
   if(err) {
     return console.error('error fetching client from pool', err);
@@ -34,7 +37,6 @@ pg.connect(conString, function(err, client, done) {
     }
     console.log(result.rows[0].number);
     //output: 1
-    client.end();
   });
 });
 ```