You can also check the following PDF for implementing Communities: >> https://help.salesforce.com/help/pdfs/en/salesforce_communities_implementation.pdf
For enabling Sites, the steps are given as follows: >> https://success.salesforce.com/answers?id=90630000000h1zuAAA
- Enable Salesforce Communities (https://help.salesforce.com/HTViewHelpDoc?id=networks_enable.htm&language=en_US)
- Setting Up Sites (https://help.salesforce.com/HTViewHelpDoc?id=sites_setup_overview.htm&language=en_US)
Hope this helps.Greetings,
Lukasz
You can also check the following PDF for implementing Communities:
>> https://help.salesforce.com/help/pdfs/en/salesforce_communities_implementation.pdf
For enabling Sites, the steps are given as follows:
>> https://success.salesforce.com/answers?id=90630000000h1zuAAA
Hope this helps.
Thanks,
Yaswanth Kothapalli