Dr. Housing Bubble diagnoses the potential effects of the recent actions of Fannie Mae and Freddie Mac, including the removal of higher down payments in "declining markets"--which eliminates the safeguard against lending money in areas with declining home prices, despite the fact that the markets are deteriorating because people had gone in without putting skin in the game to begin with. For that story and more, check out Big Builder's bi-weekly roundup of the latest in opinion and commentary across the Web.

The recent rally in crude oil has Seeking Alpha speculating that it could be following in the footsteps of the tech and housing bubbles--both of which burst after five years of growth.

The Wall Street Journal identifies five easy ways to green upa remodeling project.

The Housing Bubble reports on the failure of 2008's spring selling season.

While sales in Southern California were up 22% in April from the previous month, they were still down 19% year-over-year at 15,615--representing the weakest April since 1995, according to BusinessWeek's Hot Property. The upside? Two-thirds of the units moved were under $500,000, indicating that buyers are stepping up to take advantage of some steep discounts.

Inman News takes on the latest forecast from National Association of Realtors chief economist Lawrence Yun--and asks where we should draw the line between "optimism" and "irresponsiblity."

Reggie Middleton's Boom Bust investigates the leverage on PNC's books, positing that its capital is inadequate.