The following documents were referenced in a one-hour webinar hosted by the Association of Facilities Engineering on November 5, 2008 http://www.afe.org/education/webinars.cfm.  The webinar presentation will be posted here soon.  Following are resources related to ductless heat pump planning, purchase, installation and commissioning.

Factsheets, Articles and Video (88kb .pdf)
Sample Fuel Cost Calculations (503kb .ppt)
Heating System Calculator (web page)
Cooling System Calculator (web page)
Manufacturers (89kb .pdf)
Sizing Example (418kb .ppt)
Ventilation (377kb .ppt)