Small Business:

• Not common. Primary protection from non-performance – Relations
• Short contracts

Large Business:

• Always. Primary protection from non-performance – Contracts

Hints for Small Business:

• Focus on result, not the process
• Short contracts, focus on content
• Demonstrate trustworthiness, not compliance to formalities

At DataArt:

• Relatively short legal docs (working on shorter version)
• Focus on content, not wording
• Very trustworthy relations with clients