Greetings, all -- i hope that you will find this information valuable. Ole Gabrielsen is an "energy master". He has been very active over the years in attuning many many people into many healing systems, Reiki and otherwise. He has been kind enough to make the subject manual available, revealing certain of his methods, so that you may accomplish the benefits for yourself and share the knowledge with others.
http://www.whisperingwingstherapies.com/upload/MasteringSelfAttunements.pdf

Additionally, here are some links to other possibilities that you might wish to self attune for
http://www.powerattunements.com/olegabrielsenattunements.htm
http://olegabrielsen.com/attunecatalog/AttunementCatalog.pdf

And, finally, a site which will provide you with a "Reiki Manual" to help fill you in on some helpful details of the practice
http://pjentoft.com/0Reiki.html