lobly hill bank just off the A1. pretty steep, but also very busy at times. shibdon and blaydon bank, again, pretty steep, but a few corners, should get a good run from shibon bank tho
have a look. has he connected all reds together and all blacks together? if yes, this should be fixed immediatly. see for reference for how it should be wired
a 2 way switch can operate in any position...
if your that fussy about it, take switch off and put upside down, or swap L1 and L2 at the side with just the 3 core
some new cable would be a good idea. and make sure water hasnt travelled along the cable and into TV/sat box/DVD player etc.
how did it get in to start with? if you can use water tight connectors, use selfamalgamating tape
unless you have a steel loft, then not much
just stick it anywhere, providing its accessable and wires are cliped to something to stop them bein pulled out
i just use my astra estate. plenty room. (its a car type, not van). for work, all my stuff fits in the boot. altho if i have a big job then i sometimes have to drop the seats
but we dont know the exact situation, since OP didnt tell us, so better safe than sorry and say RCD... for all we know they could be wired with bell wire run along the top of the grass/path...
wether they are plugged into a socket or wired direct thru an FCU doesnt change the chances of them havin a fault and giving someone a shock, or change the chances of someone puttins a spade thru the cable