▁at ▁ 9 : 0 0 ▁AM ▁in ▁front ▁of ▁the ▁Por ter ▁Square ▁T ▁station . ▁The ▁second ▁service ▁is ▁held ▁at ▁ 1 : 0 0 ▁PM ▁on ▁the ▁Cambridge ▁Common , ▁near ▁the ▁tall ▁Civil ▁War ▁monument ▁and ▁directly ▁across ▁from ▁Christ ▁Church ▁Cambridge ▁on ▁Garden ▁Street . ▁Since ▁ 2 0 1 2 , ▁the ▁Out door ▁Church ▁has ▁also ▁held ▁a ▁service ▁of ▁Com pl ine ▁each ▁Th urs day ▁at ▁ 6 : 3 0 ▁PM ▁at ▁the ▁C AS PAR ▁Emer gency ▁Services ▁Center ▁located ▁at ▁ 2 4 0 ▁Alb any ▁Street ▁in ▁Cambridge . ▁ ▁The ▁Out door ▁Church ’ s ▁worship ▁services ▁are ▁based ▁on ▁the ▁Book ▁of ▁Common ▁P ray er ▁and ▁incorpor ate ▁other ▁pray ers ▁that ▁have ▁particular ▁meaning ▁to ▁its ▁con greg ants . ▁Services ▁can ▁range ▁in ▁length ▁from ▁ 2 0 ▁to ▁ 4 0 ▁minutes . ▁▁ ▁The ▁most ▁notable ▁difference ▁between ▁Out door ▁Church ▁services ▁and ▁most ▁other ▁worship ▁services ▁is ▁that , ▁in ▁place ▁of ▁a ▁ser mon , ▁the ▁con greg ation ▁is ▁invited ▁to ▁share ▁their ▁own ▁responses ▁to ▁the ▁day ’ s ▁script ure ▁reading . ▁All ▁view points ▁are ▁welcome ▁and ▁are ▁thought ▁to ▁contribute ▁to ▁a ▁full er , ▁rich er ▁understanding ▁of ▁the ▁text . ▁Like wise , ▁con greg ants ▁are ▁welcome ▁to ▁particip ate ▁in ▁Out door ▁Church ▁services ▁as ▁they ▁feel ▁comfortable : ▁to ▁take ▁commun ion ▁or ▁not , ▁to ▁say ▁a ▁prayer ▁or