On Agency Agreements
Literary agent Jennifer Laughran from Andrea Brown literary on agency agreements/contracts:
Here's are the big points an agency agreement should contain, and things to watch out for. NOTE: Some agencies have no agreements at all, it is all verbal/handshake. Some agencies will have more or less items, or have these worded in different ways, or in a different order, but these are in general items that should be covered either in your written agreement or in your conversation pre-"handshake" deal:
1. Scope of Representation
2. Commission
3. Termination:
More here.