The term blocks means solid piece, from the early 14c., blok, blokke, "large solid piece of wood," usually with one or more plane faces, from Old French bloc "log, block" of wood (13c.), which is from a Germanic source such as Middle Dutch bloc "trunk of a tree," Old High German bloh, from PIE *bhlugo-, from *bhelg- "a thick plank, beam."
Making inside sales calls in one hour windows can increase productivity and make for a more enjoyable day. Most sales people can make 20 targeted cold calls in one hour. The number of calls per hour can vary depending on how deep you get into the conversations. Quality always wins over quantity.
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Blocking the future, single planks lead to the goal, enjoyable day