Bogus workmen are targeting vulnerable residents promising building work which is not carried out.
Police said that on February 1 in the Highfield Road area of Carnforth, one resident handed over in excess of £200 for work that has not been carried out.
One of the men has been described as being stocky, in his early 40s, wearing a 3/4 length black jacket.
The other man remained in a dark grey Peugeot.
Any information call police on 101 and quote log lc-20160201-0652.