Looking for parts for 1989 MINI Mayfair

Need of a inhibitors switch for 1989 mini mayfair auto cant get then any were can any one make this part or any idea what I can do

Run-on sentences with no punctuation are VERY hard to read.

You have a vintage, original style Mini 19 years out of production. It will be hard to find parts. Search online for “vintage mini” parts. Like here;

https://www.minimania.com/home.cfm

or here;

http://www.minispares.com/shop/classic.aspx?c

Or here:

http://www.gbcarparts.com/

LOTS of places sell parts for these classics. What, by the way does an “inhibitors switch” do?