Other companies pretending to be legitimate polling agencies, attempt to influence voters through leading questions, in so called "push polls".

Some polling agencies have shown a rise in Mr. Putin's approval ratings since late December.

That title is bestowed by one or more of four different polling agencies.

"The bottom line is that they get results faster and as good or better than other polling agencies."

That title is bestowed by different polling agencies.

The Levada Center, Russia's only independent polling agency, has stated that it may be forced to close rather than register under the new law.

Note: Opinion polls have been criticised in this election for their unreliability, with large differences in results obtained between different polling agencies.

A polling agency is now conducting a survey of residents to analyze their reasons for the rejection.

Among the general public, opinions of OWS have varied over time, and there are contradictions between the data collected by various polling agencies.

The surveys are conducted both by outside polling agencies and by Red Lobster itself, which runs several regular surveys.