Under the economic system that we at present just about survive in, there are an unlimited number of causes that we feel we should support, some physically and some financially. Sadly we can't support them all, so making choices is something we have to do. Due to the ever increasing number of people that the state locks up, in an ever increasing privatised prison system, prisoner support is one field that can always do with greater support and solidarity.
Anarchist Black cross (ABC) works constantly and tirelessly to support those who find themselves caged by the state. There are numerous local ABC groups where you can get involved in simple and not too time consuming means of offering a window to the outside world to those isolated from that world. Letter/card writing, prison visits, small gifts, financial, publicity for certain cases, etc. Without getting too involved and something that will only take a few minutes and a fiver, you could order the new ABC prisoner support 2013 pocket diary, The Bottled Wasp.
It will be available from November cost £5 and will only take minutes of your time to obtain, but the money will go a long way in bring support to those individuals caught up in the state's maze of a penal system.