One will be finding a person who knows the Salesforce features. It’s the reason why it’s necessary to think over finding a proper developer to work on the Salesforce project. One can decide whether to choose an internal Salesforce administrator or go with a freelance Salesforce consultant. Besides, when it’s the company's first Salesforce implementation, it will be an ideal possibility to try a candidate prior to hiring an ongoing person. Regarding the cons, there are reliability, communication issues, and technical issues. To bypass undesirable results, it’s obligatory to communicate important nuances and deadlines prior to hiring.