Sponsorship is a business expenditure, not a donation, so you have to go about it in a business-like way. The following guide is meant to give you some pointers in finding sponsorship.
There is a wide variety of sponsorship proposals to think about; sponsors will mostly want to contribute financially but there may also be opportunities for companies to provide services. Services could be kit, other materials that the club/society can use, or providing speakers for events or training sessions. It is often cost-effective for companies to sponsor through donations.
There are two main things that will essentially form the core of your proposal:
These will determine the what you need and will dictate the terms of the agreement.
The first step in writing a proposal is to consider what the sponsorship is for, whether it's an overall sum of money to help your club/society, provision of specialist equipment, or a particular event. Potential sponsors will be keen to know what you're going to do with their money or support, and how it's going to help your club or society achieve its goals.
Some ideas are:
You obviously need to be able to demonstrate the benefits to the company of sponsoring your society. This will depend on the nature of your club/society and what aspect of your club/society is being sponsored.
Always make sure you factor in what it costs you to offer your sponsorship. If, for example, you offer a logo on the sleeve of your hoodies make sure the sponsorship covers the additional print costs.