Here is a list of trusted escrows:
https://bitcointalk.org/index.php?topic=855778.0PayPal transactions are not escrowable trades because the risk of payment being reversed defeats the core purpose of escrow which is meant to protect both buyers and sellers from reversing payment or defaulting on the terms agreed. Skrill, Venmo and Neteller transactions are also reversible and therefore high risk payment methods too.
By using escrow you contribute positively by promoting a safer community. Over time you will gain the respect and trust of this community.
As for the escrow procedure, you should contact a trusted escrow on the link above and discuss the transaction including escrow fees, if any. The escrow will provide instructions which should be followed to protect everyone involved.