Create your HTML document / signature card to look anyway you like. It is just a standard HTML document that Outlook will append to your mail.

2) STORE THE HTML STATIONERY

The stationery is the HTML document stored into a special directory where Outlook finds stationery.

On my machine it is the following directory, might be different on yours.

You can find the path on your system by searching for 'Stationery' .

LOCATION ON MY MACHINE: C:\Program Files\Common FIles\Microsoft Shared\Stationery

Put any HTML doc there with required images etc, and you can then choose it as your mail stationery in Outlook as follows:

3) SELECTING THE STATIONERY IN OUTLOOK:

In Outlook you then go to menus:

Tools -> Options -> Mail Format -> Stationary Picker

and choose the HTML document.