I've installed a gift card system at A:S:S.
Perfect as a rez day present for that 3 year old avi who has everything. ^^
So far they come in 50, 100, 250 and 500 linden versions. Now, that's really all you need since $L500 get's you almost half the shop.. but.. should anyone want a larger sum, just IM me and I'll set it up.