We use American English at Anaplan, and we must write to that standard.
| Yes | No |
| analyze | analyse |
| authorize | authorise |
| behavior | behaviour |
| caliber | calibre |
| canceled | cancelled |
| categorize | categorise |
| center | centre |
| color | colour |
| customize | customise |
| enroll | enrol |
| favorite | favourite |
| finalize | finalise |
| flavor | flavour |
| fulfill | fulfil |
| gray | grey |
| labeled | labelled |
| liter | litre |
| meter | metre |
| modeling | modelling |
| optimize | optimise |
| organize | organise |
| pluralize | pluralise |
| prioritize | prioritise |
| realize | realise |
| standardize | standardise |
| synchronize | synchronise |
| visualize | visualise |