update readme

README.md

@@ -17,8 +17,6 @@ As the fee should be larger than the claiming transaction cost, there might be a
 Deposits follow the flow described in the first 3 steps above.
 For more details please see the `deposit` function at [Deposit example](./lib/deposit.ts)
 
-Claiming can be done in two ways:
-
 ## Claiming
 
 Claiming can be done in two ways:
@@ -29,15 +27,15 @@ The recipient uses the private key to craft a transaction to claim the gift. The
 
 Edge cases:
 
-- Insufficient `fee_amount`: Alternative options are external claiming or cancellation (see below)
-- Dust: `fee+amount” will usually be higher than the actual fee and there will be some amount left in the contract. The owner can collect this amount later
+- Insufficient `fee_amount`: Alternative options are "external claiming", waiting for transaction price to go down, or canceling the gift (see below)
+- Dust: `fee_amount” will usually be higher than the actual fee and there will be some amount left in the contract. The protocol owner can collect the dust later
 - If the internal claim transaction fails for any reason, the account won't allow to submit another transaction. But the gift can be cancelled or claimed using the external method.
 
 For more details about how to trigger it please see the `claimInternal` function at [Claim Internal Example](./lib/claim.ts)
 
 ### External claim
 
-If for some reason the funds deposited to pay for the claim transaction are not enough. Or if someone prefers to subsidize. It is also possible for someone else to pay for the claim fees.
+It is also possible for someone else to pay for the claim fees. This can be useful if the funds deposited to pay for the claim transaction are not enough, or in someone wants to subsidize the claim
 
 The receiver can use the private key sign a message containing the address receiving the address (and optionally some address that will receive the dust). Using this signature, anybody can execute a transaction to perform the claim. To do so, they should call `claim_external` on the escrow account (through the `execute_action` entrypoint)