Manage options

Options and Options values are widely used in OLALA CMS based website: e-Commerce (simple and Enterprise shops), Tourism, Events etc.
In shops for products options can colours and sizes.

Options are very relevant when it is about making difference between simple & enterprise shop version
Real world scenario:

1. Simple shop.
Online shop where the owner sell items that he produce in house and technically the owner suppose he will never run out of stock. As well he keeps track of all transactions manually (no account system and product codes)
Products are bracelets. Options can be colours and sizes
For the option COLOURS values can be: red, blue & black
For the option SIZES values can be :10cm, 12cm. 14cm &18cm

2. Enterprise shop.
Online shop where the owner sell items he buy from a supplire and when items are sold it is possible items can run out of stock
As well he keeps track of all transactions using an account system, he has a warehouse he use an account system; any items must have a code.
He sell apparel. Options can be colurs and sizes
For the option COLOURS values can be: red, blue & black
For the option SIZES values can be: S, M, L, XL & XXL
A shirt RED / L is named variant and it has attached the code SHRL001 (an example)
The owner will always how many red / L shirts has on stock and will be notified when stock run low / people may be not allowed to buy of there is no stock available.