http://msdn.microsoft.com/en-us/library/ff770300.aspx
The documentation is divided into four core sections.
| Type of template | Can I upgrade sites based on this template? | Will I be able to use the template after upgrade? |
| Site admin (.stp file or site template) | Yes | No |
| Server admin (.wsp file or solution package) | Yes* | Yes* |
Question | Yes | No |
| Are you already using custom-coded SharePoint solutions, such as third-party tools or in-house Visual Web Parts? | 0 | 3 |
| Are you free from strict geographic control and accountability for your SharePoint content ? | 4 | 0 |
| Do you already have SharePoint engineers on staff? | 0 | 3 |
| Do you have a limited IT capital budget, but significant IT operating budgets? | 1 | 0 |
| Do you have a mature, on-premises installation of SharePoint 2010? | 0 | 3 |
| Do you have access to dedicated SharePoint developers? | 0 | 2 |
| Do you have as many or more users outside your corporate network as you do inside the firewall? | 3 | 0 |
| Do you need to downsize or eliminate physical servers and data centers used with SharePoint? | 3 | 0 |
| Do you need to migrate off a legacy installation of SharePoint 2007 or Windows SharePoint Services 3.0? | 3 | 0 |
| Do you need to rapidly set up a pilot or proof-of-concept SharePoint site, independent of any current usage? | 3 | 0 |
| Do you project growth to a very large content pool over the next year (500GB or more)? | 0 | 2 |
| Do you use or need to use SharePoint-hosted business intelligence solutions such as Performance Point? | 0 | 2 |