Find missions that are delivery, meaning you don't need to spend money on them, just pickup cargo, go to the destination and deliver. Start taking notes on prices in systems. Demand high, medium and low means system is buying that item for high, medium and low price. Here you should bring items from systems that have supply high, medium and low (this sistem sell the comodity for low , medium and high price but still under the price of demand).
You should make some decisions how to play, ED will not give you free boost. Game is how you make it, if you don't show interest in it, it will become boring as you said.
Try to play it and give it a chance
