Your ideas for doing a course is good. But the periods are not cooperative to complete. You will invest the amount impulsively and no returns are there.
You are running Moon dasa and Venus bhukti upto 21-07-2018. Sun bhukti is upto 19-01-2019. Moon, Venus,sun are connected to 8th house.
Next comes Mars dasa. In that period take care before investment or lending anybody, because they are connected to 8th house, which is not good.