There are better forums available for these click and pray tools.
Nefmoto is a clean place intended for DIY tuning, learning, helping.
If your plan is to be the 10th trustworthy tuner in an area of 100km then better use some fileservice combined with your pcmflash/kess2 clone.
The big advantage is that you can blame someone if the car is dead on the local groceries store parking lot.
We all know that your plan was to only tune your car and some friends car.
There is no goal to make big money for sure