Yeah, some countries are not supported by PayPal and so one should be careful not to access it from those countries. That plus making sure you read clearly their rules and follow them will save you from the trouble of having your account limited.Apart from using VPN, you should avoid accessing your account from locations that causes suspicions. Many people make the mistake of accessing their accounts from countries where Paypal is not supported and this leads to a restriction of account or account getting freezed.