It warned that those who do not list an address with the telephone number are probably fly-by-night operators.
It sends a message, particularly to questionable fly-by-night operators, that they will be scrutinized much more carefully than in the past.
Neither Gallup, of course, nor most of the other survey researchers struggling to cope with this supposed pogo-stick behavior are fly-by-night operators.
For one thing, the prolonged recession has weeded out many of the fly-by-night operators who flourished when getting anyone to do the work was a minor miracle.
Financial incompetence, she said, has had as much to do with the industry's tawdry reputation as fly-by-night operators.
She is one among many immigration consultants, lawyers and fly-by-night operators selling their services to hopeful immigrants.
However, the fundamental failure to replace the role of moneylenders gave rise to fly-by-night financial operators who ran Ponzi schemes in various disguises.
That would not be so bad if those culled are the fly-by-night operators.
Buyers of secondhand computers can guard against fly-by-night operators by checking to see if a business is licensed.
Professional carnival workers and fly-by-night operators who come into the state for fairs or other transient attractions create more problems, he said.