"Home prices are becoming affordable again, so the decline in prices is likely more than half over," say Dr. Marvin Appel and Gerald Appel of Systems & Forecasts.

Meanwhile, the technical experts believe that long-term investors can now look to get back into the real estate investment market and recommend two ETFs that are based on rental REITs.

"Many analysts do not expect the financial markets to improve significantly until home prices stop falling. The pace of existing home sales remains low, and available inventory relatively high, both indicating that buyers are not yet able to step into the market at current prices.

"However, that could change within a year. Home prices are becoming affordable again, so the decline in prices is likely more than half over.

"The median home price is now more affordable to the median household than at any time since the start of 2004. My analysis suggests that housing prices will have to fall a bit more, but the housing market is not far from being reasonably valued for the first time in five years.