High-Level Timeline

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September thru the end of October - Plan,
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create/update test scripts in ALM, move pending support & project work into production.

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10/
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12/
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2017 - SAP release of year end base level support pack

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10/
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19/
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2017 - Last date to implement support & enhancement changes until freeze ends on 12/
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13/
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2017

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10/
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20/
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2017 - Development Freeze begins
10/
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23/
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2017 - End of day production snapshot to be used to refresh test environments (9/
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25 for SF3)
10/
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25/
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2017 - Unit test
11/
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02/2017 - 11/03/2017 Controlled Payroll Runs (SH2)
11/06/2017 - System Integration Test (regression test fixes: 11/
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29-
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30/
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2017)
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12/
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08/
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2017 - Go-live weekend! (start Friday at 5pm)
12/
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13/
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2017 - Development Freeze ends
