The only tricky piece for me was creating page 2 - but easy enough to adapt. (etsy.com)
Understand that — after the kilt and bolo tie — the hat is the single trickiest piece of clothing for men to wear properly. (canadianbusiness.com)
But in my experience, profit - sharing can be a tricky piece of business that requires caution — and a seemingly never - ending list of questions to answer, ranging from what, exactly, you are rewarding (net profit, overall customer service, quality?) (entrepreneur.com)