You don't need to crank down on the cable ties, the silicone sheath has a bit of grip and I secure with cable ties at every soldered joint (try to, or <600mm) in the strip and only tighten enough so that the sheath is sitting flat at the back and the strip inside is still loose. These steps have...
Mine (3Hx4W) I have all the arrows on the panels pointing the same direction. Ie. Left and down, then set FPP to the same or mirrored (eg. Right and down). From AAH pihat wired o1 to TopLH, o2 to MidLH, and o3 to BotLH and all other panels connected horizontally
Unifi gear. Raspberry pi running home assistant and the unifi controller integration. One Long Range access point connected to the main router and then you can add further access points which mesh wirelessly.
I've got one access point up at the pool that I couldn't get a data cable to, 30m away...