Ball collection system and playing area

A ball collection system for a tennis court, configured to be provided along an edge of a tennis court, comprising:

• a first slope, extending along said edge of the tennis court, and configured such that the height of the first slope decreases in a first direction away from said edge of the tennis court;
• a second slope, arranged adjacent to the first slope on the opposite side of the first slope from the edge of the tennis court, and configured such that the height of the second slope decreases in a second direction, perpendicular to the first direction, from a first end that is no higher than the lowest part of the first slope to a second end;
• and
• a ball collector arranged at the second end of the second slope and configured to receive balls that roll down the second slope;
• wherein the length of the first slope in the first direction is within the range of from 0.5 m to 1.5 m, preferably 0.9 m.