Dear Jim: My houses have always had typical dark asphalt shingles, but they don't seem to last more than 15 or 20 years. Now that my roof is leaking again, what are some of my options other than standard shingles? – Ron G.
Dear Jim: I want to lower my electric bills by running my central air conditioner less, but I don’t want to be uncomfortable. What are some low-cost tips to cool the house with less air conditioning? – Carol M.

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