The arrested conman, identified as Sunil Singh, was allotted housing, police security cover and even rubbed shoulders with ministers and senior BJP officials during the period.
20-year-old Elizabeth Mann had enrolled for a yoga retreat in the North Goa beach village of Anjuna, before she went missing on Thursday.
The poster which went viral on Monday mentioned that there will be 15-20 foreigners and more than 10 Indian girls taking part in the proposed party.
The coach is accused of raping a 15-year-old girl who was training with him.
The First Information Report was filed against the senior Congress leader for allegedly amassing disproportionate assets worth Rs 4 crore.