hello, i'm srikanth, my grandfather has three son's and one daughter.the elder son has died long ago.My grandfather expired last year,then after his daughter started to take the entire land(4 acres) which she made a note on white paper from my grandfather with a wrong signature that signature was done in regional language but he does his signature in english.Now i want to claim my grandfather's property.and the white note of his daughter had no witness signatures..so me and my uncle's son wnat to claim our property..can anyone please advice me.