Cap rates fluctuate.  

Commercial properties tend to cash flow higher than residential but we are still talking 5% cap rates.Also keep in mind currency fluctuations can impact your returns.

These statistics fluctuate and data can be misleading.

This is more flexible but also adds more complexity since the value of the shares will fluctuate over time and that needs to be monitored and calculated every time an investor joins or leaves the fund. 

There is a demand for housing regardless of interest rate fluctuations.

Insulation/Sheetrock - These are pretty standard rates and shouldn't fluctuate much. 

I use it to track my credit, and I've always found that it accurately represents my credit situation.I wouldn't get too bent out of shape over minor fluctuations in your credit score.

If a family stays for a long time and costs don't fluctuate, how do you get around the issues currently seen with rent control? 

If you have an article, post, or explanation for this, I would greatly appreciate it.Rents fluctuate within a more narrow band than prices.  

Prices can fluctuate I agree, but a downturn as the original post states is a different animal in my opinion.