From 10f0df55979d856be41f80130bab5a0536ab4e23 Mon Sep 17 00:00:00 2001
From: Jonathan Goode <u01jmg3@gmail.com>
Date: Fri, 10 Feb 2023 11:23:04 +0000
Subject: [PATCH] Add Outlook note to README

---
 README.md | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/README.md b/README.md
index 4c58f26..836b76d 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,16 @@ composer test
    //   3 => string 'TZID=America/Detroit:20160409T090000' (length=36)
    ```
 
+### Are you using Outlook?
+
+Outlook has a quirk where it requires the User Agent string to be set in your request headers.
+
+Using the `httpUserAgent` argument when creating your ICal object solves this problem.
+
+```php
+$ical = new ICal($url, array('httpUserAgent' => 'A User Agent'));
+```
+
 ---
 
 ## When Parsing an iCal Feed