We don't directly assist with creating custom EFS (eSignal Formula Scripts) studies. However, the following 3rd party consultants are available to help with those requests.
Divergence Software provides custom script, DLL, portfolio management and trading system development services for several trading platforms, including eSignal EFS. Divergence Software also offers a diverse collection of EFS indicators and studies.
FXCM Programming Services can take your ideas for a forex trading system and turn them into an EFS script that will generate signals and /or send trades directly to FXCM. Open an FXCM Account with $25,000 to receive 5 hours of programming services free of charge.
Jan Arps' Traders' Toolbox is one of the world's leading providers of state-of-the-art technical analysis tools for traders and investors in the stock and derivatives markets worldwide. In addition to offering the Traders' Toolbox Crown Jewels on eSignal, Jan Arps also offers EFS consulting services to eSignal clients.