They are extremely pushy and this year you may have already encountered them four or five times.
A recent report commissioned by the ACCC has found most of us are being doorknocked up to eight times a year.
The report also found the tactics being used to get you to sign on the dotted line can be downright cunning.More stories from Today Tonight
It was the high number of complaints that caused the ACCC to investigate door-to-door sales.
These companies are the worst offenders and these are the best ways to get rid of them.
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