Get Mark's iPad App http://itunes.apple.com/app/id542855061 Get Mark's iPhone App http://itunes.apple.com/us/app/golf/id456035227 Get Mark's Android App https://market.android.com/details?id=com.golfonline.golfpro AskGolfGuru iPhone App https://itunes.apple.com/gb/app/askgolfguru/id718764309?mt=8 AskGolfGuru iPad App https://itunes.apple.com/gb/app/askgolfguru-hd/id718764399?mt=8&ign-mpt=uo%3D2 AskGolfGuru Android App https://play.google.com/store/apps/details?id=com.golfonline.golfpro_bluee&hl=en Like Mark Crossfield on Facebook http://www.facebook.com/askgolfguru Follow Mark/4golfonline on twitter http://twitter.com/#!/4golfonline Find out more about YourGolfTravel http://www.yourgolftravel.com/ Uphill Downhill Golf Putting Challenge with Mark Crossfield, Matt Lockey and YourGolfTravel's Rory take on a very uphill downhill sloping golf putt in Portugal. This is a golf challenge on the putting green to see who can make the hardest putt around. Play your best golf with Mark Crossfield's easy to understand and fun to watch golf videos.
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