TB
charities rarely use all the machines they are given however they are worth calling to see if they can be of use
why not look out that old copy of answering machine software that you once got with a pc or modem and use it as the worlds biggest most overpowered answering machine... 'Press 1 for me and 2 for the wife'
the most cost efficient way of removing data is probably a zip drive as judging by the age of the machines then missing data will probably not be too big
Or be like the rest of the unscrupulous and advertise them on an online auction site