1) Pick Virus. 2)Start in Canada, New Zealand, Cuba, Greenland, or Madagascar.If you do not get there restart. 3)Sell starting symptoms, if any, and buy sneezing. 4)Buy 1-1-1-0 resistances and all transmissions. 5) Once three countries are infected, sell sneezing to get rid of visibility. 6)Wait until all countries are infected. If Madagascar closes its shipyards or is not infected in 30 days, restart. 7)Buy all four drug resistances, sneezing, coughing, and vomiting. 8)After a few days, unlock tiers 2-3, keeping whatever symptoms it gives you. 9)Buy fever, fatigue, diarrhea, pulmonary edema, and hypersensitivity. 10) Wait until everyone dies. Keep this comment alive.
Well as long as you have a good starter deck you really can win. It is just luck of the cards that you get. Plus it is the computer so it will do what it can to win. I have never had trouble with the game myself. I always win. But thats just me.