Internal Length: 12.04m / 39ft 6in. So, If you need a large size container food shop, You can choose a 40 Gp, or 40 HQ, if you need a smaller container coffee bar, A 20 ft container will be most preferable. Not too much customer will choose a 45 ft container. As 45 ft are not a usual size and not easy for shipping. The break-even turnover will be calculated as follows: Gross profit = 15 % (remember, to break even, gross profit = operating costs) Thus, 15% = R100,000. Thus, 100% = R666,666.66 (R100,000/15 x 100) Mark-up % can be calculated as: Gross profit/Cost of Sales x 100. Gross profit % can be calculated as: Gross profit/Sales x 100. A complete successful coffee shop business plan pdf template. This fill-in-the-blanks template includes every section of your business plan, including Executive Summary, Objectives, SWOT Analysis, Marketing Analysis and Strategy, Operations Plan, Financial Projections and more (a similar template is sold elsewhere for $69.95).