My vote goes to XML Web services. Specially if yo have non-VFP tiers.

My 0.02$ CDN

>What are your opinions/options on passing data between tiers? (tiers could be foxpro and non-foxpro)
>
>From what I see, we can pass data as:
> - array
> - xml
> - ADO recordset
> - collection object?
>
>What do you guys think?