diff --git a/src/deployer.ts b/src/deployer.ts
index 3a061ce6..b8f5c708 100644
--- a/src/deployer.ts
+++ b/src/deployer.ts
@@ -14,14 +14,23 @@ export interface Preferences {
 }
 
 export interface Options {
-  deployers: Set<Deployer>;
   username: string;
 }
 
+export abstract class Deployable {
+  abstract getAppName(): string;
+  abstract getAppType(): string;
+  abstract getAppPath(): string;
+  abstract getEnvType(): Nullable<string>;
+  abstract getParent(): Deployer;
+}
+
 /**
  * Deploy a piece of a project.
  */
 export abstract class Deployer extends EventEmitter {
+  public deployables: Deployable[] = [];
+
   // Standard methods implemented in the base class methods
   // eslint-disable-next-line @typescript-eslint/no-unused-vars, @typescript-eslint/no-empty-function
   public progress(current: number, total: number, message: string): void {}
@@ -30,12 +39,9 @@ export abstract class Deployer extends EventEmitter {
     cli.log(msg, ...args);
   }
 
-  abstract getAppName(): string;
-  abstract getAppType(): string;
-  abstract getAppPath(): string;
-  abstract getEnvType(): Nullable<string>;
-
-  // These methods are only called if the CLI user decides to deploy that piece of the project.
+  public selectDeployables(deployables: Deployable[]): void {
+    this.deployables = Object.assign([], deployables);
+  }
 
   /**
    * Perform any initialization or setup. This is the time to prompt the
diff --git a/src/exported.ts b/src/exported.ts
index 976cc4bf..9335dce9 100644
--- a/src/exported.ts
+++ b/src/exported.ts
@@ -6,4 +6,4 @@
  */
 
 export { generateTableChoices } from './util';
-export { Deployer, Options, Preferences } from './deployer';
+export { Deployable, Deployer, Options, Preferences } from './deployer';