3723471 - Best practice inquiry about activation of SCMON & SUSG

There are some questions about activation of SCMON & SUSG.

SCMON, SUSG, snapshot, aggregated, aggregation, ABAP, call monitor, transaction, Tcode, delete, clean up, clean up data, delete data, nightly, job, daily, previous day, retention, rolling, retention policy, data time slices, time slice, default, 7 days, days 365, record limit, 200 million, deactivation, deactivation date, activation, popup, activation popup, activate, data volume, monitoring, performance, slow down, authorization, job user, authorizations, missing data, restore, incremental, full aggregation, copy, aggregation period, usage counter, last used date, timestamp, time information, condensed, aggregation run, initial run, backup, rollback, SCMON record, ABAP calls, method calls, function calls, form calls, clients, servers, processes, HTTP, dynamic URLs, aggregation window, saturation, data growth, monitor, manage, visibility, download, export  , KBA , BC-DWB-CEX-CCM , Custom Code Management Tools , Problem