More than 30% of rental listings on Zillow in July featured concessions, compared to 16.2% of listings in February and 12.5% last July.

23.4% of hotel loans are delinquent by at least 30 days as of July 2020, which is "the highest percentage on record."

"A standoff with tenants could result in tenant default and eviction, or it could lead to more constructive negotiations between tenant, owner and lender," according to NAOIP.

"Now that a second surge of COVID cases is sweeping the U.S. and authorities are re-issuing social distancing measures, the retail market could continue to suffer over the next few quarters until a vaccine is developed," the report says.

"How quickly public health improves and if it can be sustained remain the biggest unanswered questions for determining the pace of economic and retail recovery," Cushman & Wakefield says.

"If the flaring pandemic causes further slowing in states reopening and reinstituting lockdowns, that would present a headwind to the recovery," according to the chief economist for JLL.

Americans were preferring quick-service options even before the pandemic hit, and those brands are seeing smaller declines in sales than full service restaurants.

"New York is a critical marker for the retail sector to understand its progress towards a recovery. And there are many positive signs that indicate a rebound is en route and 'normalcy' could be within reach.".