The shop manual refreshing works fine...maybe a bit too much.
Started with 135k coins -> purchased around 60 Derivatsiya parts, 4 premium tanks (Ontos, Shilka, Sergent York, Abrams Storm) and here I am:
Those BC pack are rare but you can get a lot of things "for free".
I guess veteran players will already have almost all the tier 4-7 premium tanks, but for someone like me who has been away for a long time, it's really worth it!
Still no Tier 10 premium. Got a single offer for CATTB but not interested in it.
Edit: after some more refresh spamming, got an offer for the Armata 14 -152 and right after the Obj:
