When does a 'potential' customer become an 'actual' pain in the neck? Some people are genuine, some are dreamers, and others, are out and out scoundrels and timewasters.
Anthony parsons wrote " Just recently I had a person enquire to employ my services which they had picked the package suited to them, contacted me for some extra advice and then decided to push the point and see what they could get out of me all before purchasing"
Would you have replied like everyone else did? take a look here