Most of us think of the Dandelion as being an invasive weed, but the Dandelion is actually a vitamin rich herb. Throughout history, the dandelion has been used as a cure all. It is rich in calcium, iron, magnesium, and essential B vitamins. Therefore, if you want to improve your health and well-being you should add dandelion to your diet. Here are some tips on how to harvest and prepare dandelion greens.
How to Harvest and Prepare Dandelion Greens
http://www.ehow.com/how_4501850_harvest-prepare-dandelion-greens.html
Now granted this is not what you had in mind when you asked this question. If you are not into being healthier, then I would place an ad in the paper letting health enthusiasts know that you have a large crop of dandelions and that they are free, encourage them to come out and remove them. Many people prepare dandelion root coffee too so you may get a response. This means no effort on your part to get rid of the dandelions.