Lots of different, hard to find, components at reasonable prices (including p&p).
Quick delivery to click and collect shop, you don't have to wait indoors for the postman.
Quality products in protective packaging against static electricity, complete with confirmation of order form.
Better than than the big boys, as they often charge too much for postage for single or small quantiles.
Faster than some Chinese firms with similar prices, as quick as a 48 hour turnaround.