What e-liquids should I use with the Endura M18 pod?

The Endura M18, when used with the M18 1.6 Ω coil, is suitable for use with e-liquids with a VG:PG ratio in the region of 40:60 or 50:50, such as Halo Vapour Co. It is also ideal for use with nicotine salts and for high nicotine e-liquids.