b) Open Outlook
c) Click ‘New email’ to create a new message
d) Make sure you are on the ‘Message’ tab. Click on the ‘Signature’ dropdown box and select ‘Edit Signatures’
e) Click the ‘+’, and ‘Paste’ the signature inside the white signature box (press Command ⌘+V on Mac inside the white box)
f) Click on the dropdown box next to ‘New messages:’ and select your Haystack signature from the dropdown list.
g) Click on the dropdown box next to ‘Account:’ and select the account you want to add your new signature to.
h) Scroll to the bottom and click ‘OK’ to apply.
Your signature is now installed!