| 摘要 |
<p>In one embodiment, a method of operating a telecommunication system comprises accepting a telephone call from a caller to an access number; determining a geographical location of a callee; presenting the caller with one or more advertisements from an advertisement set, wherein the one or more advertisements are chosen from the advertisement set based on at least the geographical location of the callee; and facilitating a connection between the caller and the callee after beginning to present the caller with the one or more advertisements. Additional embodiments are disclosed herein.</p> |
