The method of "carrot and stick" almost always works. Although GTD some professionals are advised to avoid such "awards for their work", it is unpleasant or difficult work is done much faster (and does not seem so tedious), if at the end of the tunnel there is light - Gift cards, for which you can get the real gifts that you can touch ;)
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It's very simple - you exercise, reach their goals and get a gift certificate. You can spend them to purchase goods from the service partners, and can give them to charity.
How it works?
Come in, login through your profile on Facebook, Twitter, etc.
Fill out your profile (age, gender, country, changing miles to kilometers), add sports services that you use, and start working.
After connecting to your sporting services, Earndit immediately has you points by collecting information about your workouts.
In the section «Challenges» you can see the current challenges with a description and a prize. If you have the desire and the opportunity to compete for the grand prize - join.
In «Redeem» section - the gifts that you can get. Instead, the price indicates the number of points to be collected.
The «Activity Ranking» section - the results of your activity. You can also see the number of points earned by your friends.
spectacles
Tablet with glasses of kilometers I have not found, there is only a mile away. So let's figure out this practical way :)
For Chekina via Foursquare at the gym, you get 15 points, if you are up - 20 points.
Gifts
A table that shows which stores or services are available in which countries.
Table clickable.
Unfortunately, most "sweet» (Zappos, Nike, Gap) gifts are delivered in the US alone.
For service supplied blogIn which there are a lot of interesting and useful articles.