Easy to install, lightweight, flexible solar panels are now a reality. Seamless integration gives you all the advantages of solar power without much pain in the rear. These low maintenance roll out solar tiles from IB Roofing require no additional support or engineering, just roll them out, tack them down, and plug them in.
Everything can be installed by a single contractor. Federal and state tax credits are available for almost anything with the word “solar” in it.
One key benefit of these lightweight panels is the low price to temporarily remove and replace them when your roof needs to be repaired or replaced. Typically, dismounting and reassembling and older era solar array could run $3-5,000.
The price to outfit a typical home with these panels is generally around $7-$9,000. Roof Tax Credits will typically cover up 30% of the total installation costs (with no cap).
I think these have a chance of getting extremely popular once they have withstood a few years of storms and build some reputation.
Because the last thing you want to have happen on Christmas is for your house to explode into flames you need to start addressing one vital area of your roof area, the chimney. 
Owen Corning, the largest manufacturer of roofing materials, said today it will be the first major roofing manufacturer to connect contractors with local recycling centers to environmentally dispose of shingles that thrown away after replacement.
President Obama announced today that his stimulus package now includes up to $1500 tax credit savings (30% of the roofing material expense) to homeowners who replace their existing roof with a metal roof or asphalt shingles. The materials must be stamped Energy Star Compliant by the US Government.