saviola for free then when he didnt do too well sold him to villa for 12m
paloschi for 2m then worth 22m with boro after 3 seasons
zuculini - just awesome for ~500k
appiah for free is usually a good start for most clubs
Messi, Silva with Tottenham Hotspur. I bought Silva at the start of the 3th season for 35 million, and Messi at the start of the 4th season for 46,5 million ( was the minimum free release clause). But I am also very proud on Veloso, Zapata, Fazio, Lassana Diarra and Gòmez