An application form for club membership is available here (in pdf format). As you can see from the form, the signatures of a couple of club members are required: any member will be delighted to do this for you. Subscription rates are detailed on page two for the various classes of membership.
The rules of the club are here.
The club's Welfare Policy Statement is here
OASC's Sailing Instructions (January 2018) are here.
OASC's NOR for club racing: NOR .
OASC's Covid 19 risk assessment: Corona Virus risk assesment Issue 1