Hi,
I am Sourabh Jain, I have written various thinkorswim studies based on MA crosses, swing trendlines, macd, candle coloring etc. Please check my portfolio on my profile page. I am very experienced with thinkscript, I went through BELAJAR GUPPY MMA and can write thinkscript study on this for you. If you are interested, please let me know.
I have updated my bid, please let me know if you are interested.
Regards
Sourabh