Complex sentence: He was able to buy this plane and subsequent planes at discounted rates, as sales for private jets had severely weakened post 9/11He also capitalised on the booming new Eastern European market and a favourable dollar/euro exchange rate.
Split into simpler sentences: He was able to buy this plane and subsequent planes at discounted rates, as sales for private jets had severely weakened post 9/11. In addition to a fall in plane prices, Flohr also capitalised on growth in Eastern European markets and a favourable dollar/euro exchange rate.