Thanks a lot Ray for the answers!

Here are the answers to the above asked questions -

• what these 100 users do

These 100 users will be using Odoo for different dept. like sales, purchase, marketing, manufacturing, accounting, HR etc.

• how often they do it

Daily 9AM to 6PM (Mon-Sat)

• what kind of device they connect from

They will be connected through Desktop, laptop, mobile phones, and tablets.

• what network bandwidth they have

The local users will have LAN connection with 100mbps and the roaming users will have different bandwidth as they will be connected via WIFI or over the Internet (depends upon the site location)

• who they share that bandwidth with

The office user will have dedicated LAN connections and they share it within the teams.

• if they are connecting from different locations

Yes, they'll connected via different locations (across the country).

• where your server is

Server may be locally or cloud hosted.

• how fast the connection to it is

2mbps leased line

• what operating system it has

Ubuntu Server 14.04 or FreeBSD

Now few more questions I have in my mind -

• Can you please suggest a good configuration for Server in terms of OS, Processor Speed, Memory and Storage.

• Which configuration is better in terms of Installing Odoo and Postgresql? Both on same server or different.

• 
  

@Jan

DB size -

• About 1500 Products

• 100 User

• 200 Employee Data
  

• 700 Vendor+ Customer

• 100 Accounts

• 50 Accounting Traction daily
  

• 10 PO daily

• 10 SO daily

• 50 MO daily

• 200 Inventory Traction Daily