Open to suggestions please..urgent requirements..
The basic flow is described in this Knowledge Base article: Moving Sugar to Another Server
In terms of hosting:
SugarCRM offers hosting for paid editions (included in the license costs) with limitations on server/db access, upgrade control & code level customizations (refer to the SugarCRM On-Demand Policy Guide for details).
If you want to stick with Community Edition, you have many cloud hosting options depending on your budget / available IT resources and I'd recommend researching those options via your preferred search engine.
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