主权项 |
1. A computer-implemented method, comprising:
selecting, by a computer system, a first telephone number from a plurality of telephone numbers, wherein the selection is based on a period of time since the first telephone number was last called in conjunction with a first website advertisement exceeding a predetermined threshold; providing, by the computer system, the first telephone number for presentation with a second website advertisement; and responsive to a call to the first telephone number, connecting the call to a second telephone number associated with an advertiser for the second website advertisement. |