If you can't talk anybody into writing a spreadsheet for free, you could consider shifting to Plan B: hiring someone and paying them. Or, as a third option, Plan C: learning to write spreadsheets yourself.
Progression is the same as Technical Analysis in Trading... There is no guarantee that H or T would not turn up 5times or more in a row just like dow crossing over 200days MA does not mean it would not cross down again...does that mean TA does not work... NO, people conducting TA courses and those that appear on CNBC/Bloomberg are making$ teaching it Try it yourself http://nlvm.usu.edu/en/nav/frames_asid_305_g_3_t_5.html If you select longest run of heads = 5, and do 100 runs 10times... calculate the average number of tosses of the 10times to achieve at least 5times head in a row... What's the "moving" average of 10times? 30+times or more!
There are some good lessons to be learned in this excersize: given random entry, how does X stop loss perform, or how does X stop with Y profit target perform. Find edge in these, and any random entry makes you profitable. Find also an edge in entry, and you're on the right path. (Still searching for either...) WilderMan