is sunbury too far? if not try sunbury liveries (they are on facebook) super friendly yard, floodlit school, all year turnout, nice sized stables, can ride through the fields and river in summer, they offer diy/assisted diy/part :) i can message their number if your interested
yes, your insurance need to be made aware either before or after the vet! Although if you tell them before they may be able to advise you etc. Hope you find out the problem :)
I used to work for horse insurance...it may be covered if the vet diagnoses her behaviour due to an underlying illness, like gastric ulcers/hormonal issues etc. In regards to the vetting, if the vet relates her original behaviour to her behaviour now the insurance may not cover it as its pre...