@Scruffoon Sorry for the delay, I asked for the photo’s 20hrs ago and just left you hanging.
So realistically, only you will be able to tell ( Or your piercer )
Remember this is purely just my opinion
but looking at the photos, It looks to me, that your #0 Position would be viable for another implant alongside it ( you already know about the 5mm minimum )
I have seen the 
entry being used by Professional piercers, I will have a look on youtube for an example for you
I am puely guessing here
A question was asked about the orientation of the LED on the xSIID, and I dont know if this applies to the xLED also, Long story short, they were SUPPOSED to be “LED exit the syringe first”, but the assembly company failed to adhere to Amals instructions. If you want to read about that HERE is the link