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3. Are inventions randomised? For example: the same invention "Additional seats" one pub can discover on level +2 and other on level +3?
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3) no - they are fixed
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I was dreaming about RPG-model, like Diablo or Metin2, or like online card games
20-50 parameters with randomly determined % of bonus.
+ Beer sell price (1-3)
+ Wine selling price (1-5)
+ Whisky selling price (1-10)
+ Cigar sell price (1-25)
- Wine buying price (1-2)
- Whisky buying price (1-5)
- Cigar buy price (1-25)
+ Beer selling amount / one sell event (1-3)
+ Wine selling amount / one sell event (1-3)
+ Whisky selling amount / one sell event (1-3)
+ Cigar selling amount / one sell event (1-2)
+ ANY sell amount / one sell event (1-2)
+ % of tips (1-100)
... and so on