By, Doug Carruthers 
Ryan has written up a brief series on the three most common mistakes made by geothermal designers for HeatSpring.
- Underestimating the Importance of Accurate Peak Heating and Cooling Load Calculations
- Not Giving Proper Consideration to Alternatives
- Over Complicating Things
Another great place to check out some tips is our own Dos and Donts section for designers.