Add Donation Stand to Roblox Game

I need assistance adding a donation stand to my Roblox game. I already have the necessary file but don't know how to integrate it.

Requirements:
- Experience with Roblox Studio
- Ability to add pre-existing files (like scripts or models)
- Familiarity with setting up donation stands

Ideal Skills:
- Proficient in Lua scripting for Roblox
- Previous experience with similar tasks in Roblox Studio