Four advertising images complete the one Mobile advertising asset. Mobile users have differing phones and hence differing screen sizes a complete Mobile ad set with the images sizes below must be submitted.

Ad Samples	Dimensions	File Size	Animation	File Format
	300 x 50 pixels	5.0 KB	Max 4 frames Max 0.33 frames/sec	JPG, GIF
	216 x 36 pixels	3.0 KB		JPG, GIF
	168 x 28 pixels	2.0 KB		JPG, GIF
	120 x 20 pixels	1.0 KB		JPG, GIF

Note: Alt text must be specified in the event an ad image fails to serve (8 characters)
*Graphics displayed on this slide are proportional to each other but they are not actual size.

WP2, WP3 and WP4 Marketplace ads

Details below apply to each of these positions:

Ad Samples	Image	Characters	File Size	Animation	File Format
	20x20 pixels	Max: 36 characters	4.0 KB	No animation	GIF, JPG
	16x16 pixels	Max: 36 characters	3.0 KB	No animation	GIF, JPG
	14x14 pixels	Max: 24 characters	3.0 KB	No animation	GIF, JPG
	14x14 pixels	Max: 24 characters	3.0 KB	No animation	GIF, JPG

Landing Page Specs

If a mobile landing page or mobile site is not present. Y! can build a a landing page in house.

Landing Page Sample	Dimensions
	1.Graphic Image width is the same as the banner images and cannot be adjusted. Image height can be extended a few pixels as indicated below: Size 1 Ad: 120 x 20 pixels 1.0 KB JPG, GIF Size 2 Ad: 168 x 28 pixels 2.0 KB JPG, GIF Size 3 Ad: 216 x 36 pixels 3.0 KB JPG, GIF Size 4 Ad: 300 x 50 pixels 5.0 KB JPG, GIF
	2. Title 20 character maximum including spaces and punctuation.
	3. Copy 150 character maximum including spaces and punctuation. (Note: Font size and style is determined by the handset manufacturer’s OS fonts.)
	4. Click-to-Actions for Yahoo-Hosted Landing Pages Click-to-call and click-to-url are Mobile’s currently available click actions. The destination url must link to the advertiser’s wap site or a Yahoo-hosted landing page. Example Phone#: 1-800-349-5275 Example Advertiser URL: http://wap.adidas.de or http://m.cars.com The click-to-call action will appear as a hyperlink only on Yahoo-hosted landing pages. Example Yahoo hosted landing page: http://us.wap.yahoo.com/p/lp?dsp=53

Additional Guidelines

Click to Call Comments

In accordance with our Yahoo! UK and Ireland Advertising Guidelines, there shall be no premium rate numbers used in association with a ‘Click to Call’ functionality on any advertisement appearing on Vodafone nor may a user be re-directed to a premium rate, non-UK, or any other number which might cause higher than expected call costs for the consumer.

The following text must be included clearly in the advertisements: “Please note this will be a chargeable call”.

Other Guidelines

Animated ads are accepted with a maximum of 4 frames and 0.333fps (1 frame every 3 seconds).
If being supplied to Y!, No special characters in the linking url (Ex: @, %, $, &, etc.)
No instant messaging
Must be WML and xHTML compliant. 
Landing pages cannot have links to download IM or VoIP
All campaigns will go through an internal testing process before launch

Turnaround

5 working days from receipt of all creative

Approval

All advertisements are subject to Yahoo!’s approval prior to placement on the site.