# Creating dimensions

The following topics guide you through the process of creating dimensions for use in behavioural modelling:

1. [Adding dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/adding-dimensions/index.md>)
2. [Recency dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/dimensions-recency/index.md>)
3. [Recency dimensions using selector variables](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/dimensions-recency-selector/index.md>)
4. [Count dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/dimensions-count/index.md>)
5. [Value dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/dimensions-value/index.md>)
6. [Customising bands](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/customising-bands/index.md>)
7. [Calculations](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/calculations/index.md>)
8. [User-defined calculations](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/calculations-userdefined/index.md>)
9. [Distinguish zeros](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/distinguish-zeros/index.md>)
10. [Combination dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/combinations/index.md>)
11. [Edit dimensions](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/edit-dimensions/index.md>)
12. [Dimension time frame](<https://help.apteco.com/en/faststats/modelling/behavioural-modelling/creating-dimensions/study-time-period/index.md>)