Solicit

Of course it is possible to solicit by letter as well as in person. It is equally clear that the person who writes the letter and intentionally puts it in the way of delivery solicits, whether the delivery is accomplished by agents of the writer, by agents of the person addressed, or by independent middlemen, if it takes place in the intended way. ... The constitutional requirement is as to the locality of the offense, and not the personal presence of the offender.