diff --git a/Issue-a-cert-from-existing-CSR.md b/Issue-a-cert-from-existing-CSR.md
index a6f74c4..a124483 100644
--- a/Issue-a-cert-from-existing-CSR.md
+++ b/Issue-a-cert-from-existing-CSR.md
@@ -2,7 +2,7 @@ From v2.4.4, acme.sh support to issue a cert from an existing csr.
 
 There are 2 commands related:
 
-### 1. Display the content of the csr:
+### 1. Display the content of the csr
 
 ```
 acme.sh  --showcsr  --csr  /path/to/mycsr.csr
@@ -10,21 +10,21 @@ acme.sh  --showcsr  --csr  /path/to/mycsr.csr
 
 It shows the subject and domain names in the csr.
 
-### 2. Issue a cert from the csr.
+### 2. Issue a cert from the csr
 
 ```
 acme.sh  --signcsr   --csr  /path/to/mycsr.csr  -w /path/to/webroot/
 ```
 
-The first parameter is the csr file,  all the other parameters are same as `--issue` command.
+The first parameter is the csr file, all the other parameters are same as `--issue` command.
 
-For exmaple,  you can specify the different webroot folders for each domain in the csr.
+For example, you can specify different webroot folders for each domain in the csr:
 
 ```
 acme.sh  --signcsr  --csr  /path/to/mycsr/csr  -w /wwwroot/aa.com  -w /wwwroot/www.aa.com  -w /wwwroot/bb.com
 ```
 
-Another example, use dns mode:
+Another example, using dns mode:
 
 ```
 acme.sh  --signcsr  --csr /path/to/mycsr/csr  --dns  dns_cf