In this video about Amateur (Ham) Radio I explain my preferred working conditions when contesting /portable.
I know "portable" is a stretch in the true sense of the term but I am sure you get my point.
As you are into Amateur Radio, Checkout https://www.facebook.com/HamRadioVlog
Also look at https://www.facebook.com/groups/706094716238572
My #QRZ page is https://www.qrz.com/db/M0XMX